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Marathon Atomic Wall Clock, Silver - Large 9-Inch Display - AM/PM or 24-Hour Time, 8 Time Zones, Indoor Temperature, Day & Date - Two AA Batteries Included

  • Based on 6,251 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Wednesday, Nov 27
Order within 14 hours and 17 minutes
Available payment plans shown during checkout

Material Type: Silver Brushed Steel + Round Edges


Size: Large, 9-Inch Display


Features

  • SELF-SETTING, SELF-ADJUSTING CLOCK - Simply insert the batteries provided & the Marathon Atomic Wall Clock will synchronize to the correct time using radio frequencies broadcast from NISTs Colorado Atomic Clock (only functions in North America).
  • LARGE DISPLAY - Our easy-to-read, 9-inch display and the sleek, contemporary design make this beautiful clock ideal for your home, office, school, or church. Easily hang it on the wall or place it on a table using the sturdy, fold-out stand.
  • MULTIPLE MODES - Choose between AM/PM or 24-hour format. The calendar displays month, day, and date. The indoor temperature can be displayed in Celsius or Fahrenheit. Language can be displayed in English, French or Spanish.
  • EIGHT TIME ZONES - This clock includes all eight North American time zonesa worldwide exclusive Marathon clock feature! Choose from Pacific, Mountain, Central, Eastern, Atlantic, Newfoundland, Alaska, and Hawaii standard time.
  • MARATHON - A family company that has been producing timing instruments for over 80 years. Our uncompromising quest for technical excellence allows us to produce the most advanced clock systems with the experience that our long tradition offers.

Brand: MARATHON


Color: Silver


Display Type: Digital


Style: Contemporary


Special Feature: Atomic


Product Dimensions: 9"W x 5.7"H


Power Source: Battery Powered


Age Range (Description): Adult


Room Type: Home Office


Shape: Rectangular


Brand: MARATHON


Color: Silver


Display Type: Digital


Style: Contemporary


Special Feature: Atomic


Product Dimensions: 9"W x 5.7"H


Power Source: Battery Powered


Age Range (Description): Adult


Room Type: Home Office


Shape: Rectangular


Material: Silver Brushed Steel + Round Edges


Theme: Contemporary


Frame Material: Plastic


Are Batteries Included: Yes


Mounting Type: Keyhole


Item Weight: 1 Pounds


Number of Batteries: 2 AA batteries required. (included)


Alarm Clock: Yes


Warranty Type: 2 Year Warranty


Number of Items: 1


Operation Mode: Atomic


Item Weight: 1 pounds


Manufacturer: Marathon


Item model number: CL030033SV


Batteries: 2 AA batteries required. (included)


Is Discontinued By Manufacturer: No


Date First Available: December 4, 2012


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Nov 27

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Easy to Read in the Daytime and Highly Accurate
Material Type: Plastic Size: Small, 4-Inch Display
This wall clock is a great size and VERY easy to ready during the day. It is NOT backlit so reading at night is nigh impossible without an adequate light source being shined upon it. It is VERY accurate and synchs over the airwaves. It matches time.gov within 10ths of a second if not spot on right at the synch point. Highly recommended. ... show more
Reviewed in the United States on November 12, 2023 by Roy Batty

  • Nice upgrade to the previous one
Material Type: Black Stainless Steel + Square E... Size: Large, 9-Inch Display
I had another vendor's clock up on this small wall in the great room. I have clocks elsewhere, and an Amazon Echo show, the new larger one, so it's not that I can't look SOMEWHERE and see the time - but this was just at a spot that I've had a clock since we built the house, so it's always a reflex to look there first even when I'm looking at the TV with another digital clock in the entertainment center just under it... Muscle memory basically... The one I had was the other well known brand, and it worked fine for several years, but recently started getting totally whacked out, changing time, year, day, going from 12 to 24 hour, all with brand new batteries and the atomic signal sync turned off (since it's not a great signal here in Wisconsin). I finally decided to toss it and get something else. I needed something with a central hook point - not two hanging points. I didn't want to deal with changing things around on the wall, I had a nail there, wanted to keep using that single nail. And this works just fine with it. Setup is simple, easy to change 12/24 since I prefer 24 hour clock being a veteran. Easy to change F/C at will. Upon initial powerup, it looked like the screen was broken and the liquid crystal had spilled "inside" everywhere. Over the course of a minute or two, it started "neatening itself up." LOVE the big numbers. I don't wear glasses, but it's still nice having the larger numbers there. The numbers alone as as large as the entire screen was for the old clock, but I still get the date, temp, and humidity inside, they're just smaller on the edge, which is fine by me. So far it's been reliable and keeping good time. So for the price, this is probably the best one I've had of this type... ... show more
Reviewed in the United States on July 2, 2019 by LegoDad

  • High Visibility, Works Great, Withstands Steamy Bathroom.
Material Type: Plastic Size: Small, 4-Inch Display
I now have two of these clocks. They set themselves and remain accurate at all times. Very easy to read across a room. One is in a bathroom where my daughters shower and steam up the space like crazy. This does not affect the clock negatively in any way.
Reviewed in the United States on June 11, 2023 by David Smith

  • Great but doesn’t auto set time
Material Type: Wood Finish + Round Edges Size: Large, 9-Inch Display
I use this every day in my office cube. I like that it has the time and temperature. It looks nice. The buttons are easy to use. The screen is not back light. It’s on a hook in a cube wall and does not fall off Only major issue is it doesn’t auto set the time like it states
Reviewed in the United States on November 30, 2023 by WMU WMU

  • Easy To Set Up
I have only had this clock for one day but it seems to be a good choice after looking at many of digital clocks on Amazon. It received the signal just a couple of minutes after installing the batteries. . Just a few clicks to set the time zone and it was fully operational.
Reviewed in the United States on August 27, 2023 by Amazon Customer

  • A great little clock!
This clock auto adjusted the time in a few minutes, not up to the 24 hours required. Impressive! It's cute, easy to read and offers more information than time only. Being cordless and battery powered makes it look nice on the wall. Love it! Nice little item.
Reviewed in the United States on April 5, 2023 by Saundra Jean

  • The best Atomic Wall Clock I've found!
Material Type: Silver Brushed Steel + Round Edges Size: Large, 9-Inch Display
I've owned Atomic Clocks since they were first invented 20+ years ago. The first models were expensive, but worked well. I still have one that works, but the LCD is starting to fade. Since that time, I've purchased many, usually from La Crosse. The failure rate is amazing. Often, they will continue to function, but a part of the LCD will fail, the remote temperature unit fails, it's always something. Enter Marathon. Quality has returned to this arena! We own their kitchen timers, their travel alarm clocks, and now their SUPERB wall clocks. Every product I own with the Marathon name seems to exceed my expectations, and this wall clock is no exception. Easy to read from a wide viewing angle, truly self-setting, and a small, thin frame to add to it's elegance. While I can't say how long this clock will last, I can say their track record is excellent. Pay the extra money and buy a well-designed, well-made clock that will last! ... show more
Reviewed in the United States on March 29, 2016 by Waikiki

  • Great clock if you don't care about the lack of automatic daylight saving time adjustment.
This clock is easy to read if you have enough light. If you want to see the time in the dark (or even semi-dark), you need a lighted clock. Please note that this clock reports only indoor temperature. It does not show outdoor temperature or any kind of weather information. I like the narrow bezel and the large display. After several months of owning two of these clocks, I was surprised to discover that they do not automatically adjust for daylight saving time. I thought the DST switch on the back told the device whether to automatically adjust for DST or not. Nope. It only tells the device whether you are currently on DST or not. When DST ended, I had to push the DST switch to the off position and push the Wave button to get the correct time. We have had clocks that automatically adjust for DST for more than two decades. The fact that a brand new date-aware digital clock acquired in 2019 lacks this feature seems incomprehensible to me. This isn't rocket science. As long as I live where the government mandates the ridiculous semi-annual ritual of switching time, I don't want own any clock that fails to automatically adjust accordingly. Thus, I'm jettisoning these and will replace them with less stupid devices. ... show more
Reviewed in the United States on November 4, 2019 by Scott

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