It is amazing what a difference adding a single wall clock will change the look and feel of your favorite room in your home. We offer Large and Small, Chiming and Non-Chiming as well as traditional and contemporary designs. Hundreds of Wall Clocks all on sale today by Howard Miller, Hermle, Seiko and Bulova! Narrow down your choices by selecting from a category below.
Sounds like a Marvel villain if you say it out loud, doesn’t it? Sonic Alert Vibrating Skull Crusher Clock has a bit of edge to it, and like your metal days, it’s going to wake you up with a thunderous roar. You get 113 decibels of noise, which is basically like a crappy $20.00 blender whizzing right next to your head. Hook up your phone or MP3 player to rock out to your tunes in the morning, should you dare. You get a five-dimmer setting for the red LED display, and the 12-volt bone crusher bed shaker, just to make sure you’re really awake in the morning.
If you're outfitting your new home or apartment, check out more of our great buying guides like the best bar stools, the best light bulbs, the best coffee tables, the best area rugs, the best mattress toppers, the best sheets, the best mattresses, the best pillows, the best clothes hangers, the best cordless vacuum cleaners, the best laundry baskets and hampers, and the best home security cameras you can buy.
A perfect piece for nightstands and home office desks, this radio alarm clock tunes to your favorite stations as it keeps an eye on the hour. Its bright red LED numbers are easy to read from afar, while the repeating nine-minute snooze is sure to become your new best friend on lazy Sunday mornings. This digital clock includes memory for up to 20 radio stations and includes an audio input for smartphones and MP3 players. Though this radio plugs into your wall, it also runs on two AAA batteries...

Seriously, projection clocks are awesome. Apart from the obvious design perks, you get high-speed USB charging for your phone or tablet overnight. (By the way, we recommend setting multiple alarms no matter what clock you buy, you heavy sleeper, you.) The large LED display of Electrohome EAAC475 is sure to wake you up if the reflection of the projection and the sound doesn’t. You can set this up without worry—power failure doesn’t stand a chance. The lithium-ion battery that’s included in this model acts as a backup power reserve, so you’re never caught with your guard down.


Over the past decade, many of us have gotten used to setting our alarm clocks on our smartphones rather than purchasing a dedicated device for our nightstands. Despite their seeming obsolescence, an array of cutting-edge clocks have hit the market to aid us with everything from falling asleep to promoting better sleep cycles. Even Amazon is in the alarm clock game, with the Echo Spot, a device that resembles a Magic 8 Ball and functions much like the Echo Show.
This alarm clock uses scent cartridges to wake you up to the smell of your favorite things, from bacon (!!!) to sweet peach. You can purchase any variety of cartridges you'd like (scents include bacon, cappuccino, mint, strawberry candy, banana, and sweet peach), but your initial purchase will come with one bacon capsule. Each cartridge contains 30 wake-ups.

The piezoelectric properties of crystalline quartz were discovered by Jacques and Pierre Curie in 1880.[49][50] The first crystal oscillator was invented in 1917 by Alexander M. Nicholson after which, the first quartz crystal oscillator was built by Walter G. Cady in 1921.[2] In 1927 the first quartz clock was built by Warren Marrison and J. W. Horton at Bell Telephone Laboratories in Canada.[51][2] The following decades saw the development of quartz clocks as precision time measurement devices in laboratory settings—the bulky and delicate counting electronics, built with vacuum tubes, limited their practical use elsewhere. The National Bureau of Standards (now NIST) based the time standard of the United States on quartz clocks from late 1929 until the 1960s, when it changed to atomic clocks.[52] In 1969, Seiko produced the world's first quartz wristwatch, the Astron.[53] Their inherent accuracy and low cost of production resulted in the subsequent proliferation of quartz clocks and watches.[49]

A: There’s always going to be a sleep-related study going on, but you might be surprised to find that it’s not a one-size-fits-all answer. There’s about 1% of the population, known as The Sleepless Elite, who don’t need to clock-in a bunch of hours with their pillows. Some of us just run better off of less sleep, even if we don’t realize it right away. There’s such a thing as oversleeping, too, so how do you really know your specific sleep needs?
While an analog dial makes it easy, this clock is certainly not just for telling time! Let its colorful frame imbue a sense of playful appeal into your lodge-inspired living room look, lovely sitting atop your mantel as the fire flickers down below. Whether you're lounging on the sofa after a spirited skiing session or simply warming up with a steaming mug of hot cocoa, you can't go wrong by making the whole room shine with an antler-adorned chandelier hanging overhead and tying it all together...

The timekeeping part of all weight-driven clocks, including large tower clocks, is substantially the same. The figure shows the mechanism of a simple weight-driven timepiece with a pendulum. The frame is made up of two plates that carry the pivots of the various wheels and other moving parts and that are united and spaced by four pillars. The driving weight hangs from a line coiled around a barrel or sprocket, which is raised by turning the winding square or, in some cases, by pulling on the line. The main wheel engages with the centre pinion, on the arbor (axle) of which is also mounted the centre wheel. The front pivot of this wheel and pinion is lengthened to the right of the illustration; it carries the minute hand and part of the gearing necessary to drive the hour hand.
A water-powered cogwheel clock was created in China in AD 725 by Yi Xing and Liang Lingzan. This is not considered an escapement mechanism clock as it was unidirectional, the Song dynasty polymath and genius Su Song (1020–1101) incorporated it into his monumental innovation of the astronomical clock-tower of Kaifeng in 1088.[19][page needed] His astronomical clock and rotating armillary sphere still relied on the use of either flowing water during the spring, summer, autumn seasons and liquid mercury during the freezing temperature of winter (i.e. hydraulics). A mercury clock, described in the Libros del saber, a Spanish work from 1277 consisting of translations and paraphrases of Arabic works, is sometimes quoted as evidence for Muslim knowledge of a mechanical clock. A mercury-powered cogwheel clock was created by Ibn Khalaf al-Muradi[20][21]
Remember when the idea of chasing your alarm clock around the house was absolutely mad? Well, Clocky made it a reality, and they haven’t gone out of style yet. Bed shakers may work for some, but if you can ignore it and snooze on through, chasing your alarm clock around the room may be the next best thing. This mad machine can leap from three feet high, and if you’re trying to get some shut-eye on a Saturday, you can disable the wheels and make it stationary for the time being. Just don’t let that ruin your important meeting come 9:00 AM Monday morning. This little buzzer droid is going to make R2-D2 sounds while it zips around the room, egging you on to catch it.

In the 13th century, Al-Jazari, an engineer from Mesopotamia (lived 1136–1206) who worked for Artuqid king of Diyar-Bakr, Nasir al-Din, made numerous clocks of all shapes and sizes. A book on his work described 50 mechanical devices in 6 categories, including water clocks. The most reputed clocks included the Elephant, Scribe and Castle clocks, all of which have been successfully reconstructed. As well as telling the time, these grand clocks were symbols of status, grandeur and wealth of the Urtuq State.[citation needed]
The piezoelectric properties of crystalline quartz were discovered by Jacques and Pierre Curie in 1880.[49][50] The first crystal oscillator was invented in 1917 by Alexander M. Nicholson after which, the first quartz crystal oscillator was built by Walter G. Cady in 1921.[2] In 1927 the first quartz clock was built by Warren Marrison and J. W. Horton at Bell Telephone Laboratories in Canada.[51][2] The following decades saw the development of quartz clocks as precision time measurement devices in laboratory settings—the bulky and delicate counting electronics, built with vacuum tubes, limited their practical use elsewhere. The National Bureau of Standards (now NIST) based the time standard of the United States on quartz clocks from late 1929 until the 1960s, when it changed to atomic clocks.[52] In 1969, Seiko produced the world's first quartz wristwatch, the Astron.[53] Their inherent accuracy and low cost of production resulted in the subsequent proliferation of quartz clocks and watches.[49]

The Homedics SoundSpa Digital FM Tabletop Clock with time projection gives you the power to create a soothing, relaxing sleep environment. Choose from eight peaceful relaxation sounds including ocean, white noise, brook, rainforest, thunder, rain, fan, campfire, or simply switch on the radio. The SoundSpa Digital FM Tabletop Clock comes with the option of time projection and a soothing blue light.
While an analog dial makes it easy, this clock is certainly not just for telling time! Let its colorful frame imbue a sense of playful appeal into your lodge-inspired living room look, lovely sitting atop your mantel as the fire flickers down below. Whether you're lounging on the sofa after a spirited skiing session or simply warming up with a steaming mug of hot cocoa, you can't go wrong by making the whole room shine with an antler-adorned chandelier hanging overhead and tying it all together...
In mechanical clocks, the power source is typically either a weight suspended from a cord or chain wrapped around a pulley, sprocket or drum; or a spiral spring called a mainspring. Mechanical clocks must be wound periodically, usually by turning a knob or key or by pulling on the free end of the chain, to store energy in the weight or spring to keep the clock running.
This Digital Bluetooth AM/FM Dual Alarm Radio Tabletop Clock from Jensen makes getting up in the morning a more appealing proposition. With the option to wake to radio or alarm, you can start your day off right. It even has an aux input so you can connect a smartphone or music player, letting you play whatever tunes you like right from your nightstand.
The Howard Miller Chaz 625-614 Contemporary Wall Clock is finished in a Satin Silver on select hardwoods and veneers. This clock features insert mirror panels accenting the fixed front frame. The white dial has polished chrome bar hour markers and hands. The rectangle cut-out reveals a polished chrome-finished pendulum bob. The Chaz features a accurate Quartz, battery-operated, single-chime movement that plays the Westminster chime on the hour and counts the hour. It also features Automatic nighttime chime shut-off. Requires four AA sized batteries (not included). One Year Warranty and Free Shipping.
The most accurate mechanical timekeeper is the Shortt pendulum clock; it makes use of the movement described above for electric master clock systems. The Shortt pendulum clock consists of two separate clocks, one of which synchronizes the other. The timekeeping element is a pendulum that swings freely, except that once every half minute it receives an impulse from a gently falling lever. This lever is released by an electrical signal transmitted from its slave clock. After the impulse has been sent, a synchronizing signal is transmitted back to the slave clock that ensures that the impulse to the free pendulum will be released exactly a half minute later than the previous impulse. The pendulum swings in a sealed box in which the air is kept at a constant, low pressure. Shortt clocks in observatories are kept in a room, usually a basement, where the temperature remains nearly constant, and under these conditions they can maintain the correct time to within a few thousandths of a second per day.
If you're looking for just that stylish accessory that will turn your home into a stylish place then you are right with this watch. Easy to install, no tools like a drill or screws needed. Once it's up on the wall you will not want to take it down ever again because it enchants every room it is in. Simplicity in design offers quick and easy installation The perfect office clock, classroom clock, or wall clock Large numbers guarantee good view, even from side In addition to telling you the current time, this clock also serves as a beautiful accent piece in the home. Size: 13" Diameter
Most digital computers depend on an internal signal at constant frequency to synchronize processing; this is referred to as a clock signal. (A few research projects are developing CPUs based on asynchronous circuits.) Some equipment, including computers, also maintains time and date for use as required; this is referred to as time-of-day clock, and is distinct from the system clock signal, although possibly based on counting its cycles.

Islamic civilization is credited with further advancing the accuracy of clocks with elaborate engineering. In 797 (or possibly 801), the Abbasid caliph of Baghdad, Harun al-Rashid, presented Charlemagne with an Asian Elephant named Abul-Abbas together with a "particularly elaborate example" of a water[12] clock. Pope Sylvester II introduced clocks to northern and western Europe around 1000AD[13]
Emerson alarm clock radio features relaxing sounds that help you unwind and fall asleep faster. Perfect for bedrooms, baby nurseries, spas, salons, apartments, offices and anywhere where unwanted disturbing or intrusive noise is a problem. The noise sound machine can help block out distractions and promote relaxation prior to sleep to provide you with a more peaceful, restful night sleep. Sounds include ocean side, rain, rain forest, summer night, tide and noise. With features such as a...
This farmhouse wall clock measures 36 in. across This farmhouse wall clock measures 36 in. across the face and features horizontal cedar wood slats a white distressed finish hand painted black Roman numerals in a Poster Condensed font and an inner accent ring with individual hour marks. It includes a high torque quartz movement antique-style spade hands and ...  More + Product Details Close
Early clock dials did not indicate minutes and seconds. A clock with a dial indicating minutes was illustrated in a 1475 manuscript by Paulus Almanus,[31] and some 15th-century clocks in Germany indicated minutes and seconds.[32] An early record of a seconds hand on a clock dates back to about 1560 on a clock now in the Fremersdorf collection.[33]:417–418[34]
Clock radios are powered by AC power from the wall socket. In the event of a power interruption, older electronic digital models used to reset the time to midnight (00:00) and lose alarm settings. This would cause failure to trigger the alarm even if the power is restored. To solve this issue, they trigger the alarm at 00:01 after a reset, so that at least the user is able to correct the clock and alarm settings. Most of the recent clock radios use a battery backup to maintain the time and alarm settings. Some advanced radio clocks (not to be confused with clocks with AM/FM radios) have a feature which sets the time automatically using signals from atomic clock-synced time signal radio stations such as WWV, making the clock accurate and immune to time reset due to power interruptions.

To truly earn its place on your nightstand, an alarm clock should be reliable and versatile, letting you customize your wake-up experience without letting you down. This model is actually more than just an alarm: It has two USB chargers and two outlets. That alone means you and your significant other might fight for who gets to put this clock next to their side of the bed. Thanks to its backup battery, you won’t have a Home Alone oversleeping situation when you need to get to the airport or the power goes out. There’s a big snooze button for those mornings when you need some extra Zs.


A clock mechanism may be used to control a device according to time, e.g. a central heating system, a VCR, or a time bomb (see: digital counter). Such mechanisms are usually called timers. Clock mechanisms are also used to drive devices such as solar trackers and astronomical telescopes, which have to turn at accurately controlled speeds to counteract the rotation of the Earth.
Traditional led alarm clock models just don’t work for you? No problem. Blast your favorite mp3s or just have a crazy loud sound go off. You have to get up and actually step on this Instecho Carpet Alarm Clock to get it to stop, which is no problem.You’ll jump up, stomp on the mat, and be done with it—set it to play tunes for you afterwards (at a decent audio level) as a mini reward system. This mat gets up to 120 decibels (think as loud as two window unit air conditioners).
If Amazon’s alarm clock isn’t your cup of tea, however, then there’s probably another cutting-edge device for you. Light sleepers may require a little background noise throughout the evening, while deep sleepers need louder alarms to wake them in the morning. There are even alarm clocks that utilize lighting technology instead of traditional alarm functions, thus allowing for a steady, gradual sunrise in your bedroom. People are finicky about their sleeping gadgets, but, fortunately, one of these alarm clocks can probably match your lifestyle and budget. And who knows? You just might finally become a morning person.
Fellow tea-lovers, all of our dreams are coming true! We can finally wake up to the smells and sounds of freshly brewed tea with the Teasmade Alarm Clock. Instead of making screeching noises to get you out of bed, it'll first brew you a fresh cup of tea at the time of your choice, and then sound an alarm after boiling is complete. After dark, the face of the clock illuminates with an adjustable blue night light that's dim enough to not disturb light-sensitive sleepers.
Mixing modern minimalism with industrial influence, this round 28" wall clock is as much a decorative accent as it is a practical timepiece. Crafted from metal, it showcases sizable Roman numerals and small spade-style hands to help you keep an eye on the hour. Its black and gold finish gives it an antiqued appearance, while its open design ensures it won’t overwhelm your arrangement. This piece requires two AA batteries (not included) to operate.
Improve independence with this Reminder Rosie personal voice reminder clock. It lets you schedule reminders for your loved one, letting them know what to do and when to do it, which helps seniors maintain independence for as long as possible. This Reminder Rosie alarm clock with personal voice reminder has a senior-friendly clock interface with an enlarged digital display.
×