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Citizen Men's Classic Calendrier Eco-Drive Watch, 12/24 Hour Time, 3-Hand Day and Date, Anti-Reflective Mineral Crystal, Luminous Hands

  • Based on 1,239 reviews
Condition: New
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$393.75 Why this price?
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Availability: In Stock.
Fulfilled by Amazon

Arrives Monday, May 20
Order within 2 hours and 52 minutes
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Color: Stainless/ Blue Dial


Is Discontinued By Manufacturer ‏ : ‎ No


Product Dimensions ‏ : ‎ 0.59 x 0.59 x 0.59 inches; 6.07 ounces


Item model number ‏ : ‎ BU2021-51L


Department ‏ : ‎ mens


Batteries ‏ : ‎ 1 Lithium Ion batteries required. (included)


Date First Available ‏ : ‎ January 20, 2015


Manufacturer ‏ : ‎ Citizen Watch Company


Country of Origin ‏ : ‎ Japan


Brand, Seller, or Collection Name: Citizen


Model number: BU2021-51L


Part Number: BU2021-51L


Model Year: 2015


Item Shape: Round


Dial window material type: Mineral


Display Type: Analog


Clasp: Push Button Deployment Clasp


Metal stamp: no-metal-stamp


Case material: Stainless Steel


Case diameter: 44 millimeters


Case Thickness: 13 millimeters


Band Material: Stainless Steel


Band size: 8 inches


Band width: 23 millimeters


Band Color: Silver


Dial color: Blue


Bezel material: Stainless Steel


Bezel function: Unidirectional


Calendar: Day-Date


Special features: Day/Date, Luminous Hands, Anti-Reflective Mineral Crystal


Item weight: 6.07 ounces


Movement: Japanese Quartz


Water resistant depth: 330 Feet


Warranty: Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service.


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, May 20

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


  • Beautiful Blue Dial, Lots of Useful Info, Quality Watch
Color: Stainless/ Blue Dial
The blue dial is definitely my fav. feature and I think the main highlight of this striking watch. In person, it often has a darker shade of blue similar to navy blue, as supposed to the light "baby blue" seen on some pictures. The deep shade of blue changes to a nice, reflective lighter blue depending on light angle. It's pretty cool. This looks best under low/indoor lighting. I love good-looking watches as much as the next person, but if the design can incorporate useful functions as well, it's a winner for me. And this watch does all of that. It has Day of the week, Date of the month, 24/hr, and different timezones calculations. And it's solar-powered, so no need to worry about battery changes every few years, which is a plus for an everyday watch. Build quality seems very nice to the touch. Bracelet is medium weight and solidity, not too noisy nor ultra quiet. The clasp has these beautiful brushed marking that look very classy (see pics). Overall, good watch for the price. I think one of the few unique ones with the features and good appearance at the pricepoint 👍 ... show more
Reviewed in the United States on June 9, 2023 by Nick Nick

  • Just what I wanted.
Color: Stainless/ Blue Dial
I was impressed to have it arrive the next day. That it was packaged properly and everything on it works like they should. When I wear this watch it's an eye catcher and I love the look of it.
Reviewed in the United States on March 30, 2024 by Joseph Amoroso

  • Beautiful watch
Color: Stainless/ Blue Dial
My son loved this watch. He wears it all the time.
Reviewed in the United States on March 27, 2024 by Kindle Customer

  • Great Watches
Color: Stainless/ Blue Dial
Bought this to replace my former eco drive that lasted 12 years. These watches do wear out but at this price point - mid $300s and no winding or batteries I have no complaints ar all. Good looking, high quality product!
Reviewed in the United States on February 22, 2024 by A. Reader A. Reader

  • Very Sharp looking. Can’t beat Citizen Eco-Drive!
Color: Stainless/ Blue Dial
Beautiful blue face! Functional and Reliable! Have had numerous compliments- Love this Watch! Super Value!
Reviewed in the United States on September 29, 2023 by JLK

  • Beautiful watch, 4-4.5 stars
Color: Blue Leather Strap/ White Dial
This watch shows what Citizen used to be. Beautiful, accurate and clean looking with attention to detail. The watch face is beautiful and the band is very good. The functionality as a watch only is also very, very good. It's functionality as a teller of international time is not that of the radio controlled watches but it still works just fine. It simply uses the old fashioned method of calculating international time that take a tiny bit of work and thought. Unfortunately, I ended up grudgingly returning this watch for the same reason I downgraded it from a 1/2 to 3/4's of a star. I couldn't see the sub-dials very well. Idk if it was the color combination or the size but I had to really stare to make them out. I could see the arrows/pointers just fine but not what they pointed to. I ended up memorizing the layout of the day of the week indicator so that was fine. I figured I'd eventually do the same with the other sub-dials but it was kind of defeating the point if I had to guess (sort of) what the sub-dials were saying. Anyway, I realized I wouldn't be wearing the watch every day so that even if I memorized the layout, I'd probably forget. And I have too many watches to hold onto something that isn't fully functional for me. So back it went. But jsuk, I still regret sending it back. If you're young and/or have good eyes that can make out small details, I whole-heartedly recommend this watch ... show more
Reviewed in the United States on July 31, 2019 by Avid Reader

  • Classic
Color: Blue Leather Strap/ White Dial
People like it. I receive a lots a compliment
Reviewed in the United States on March 26, 2024 by Very good. I like it. As expected. Very good. I like it. As expected.

  • LOVE this watch!
Color: Stainless/ Blue Dial
My old Seiko died and I started looking for something new. I ended up buying a Seiko Coutura and this Calendrier. The date dial and the 24 hour dial are a little hard to read unless I have it under really good light. The rest of the watch face is very readable. The blue dial is beautiful and I love the moveable bezel to figure world time. The band is two-tone silver and very comfortable (my wrist is just over 7.5 inches). The weight is over 1.5 oz less than the Seiko- so a nice weight for daily wear. This is my first Citizen watch and I like the Eco-drive system. And there was a special sale that made it hard to resist. Very happy with this purchase! ... show more
Reviewed in the United States on May 28, 2023 by Anonymous

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