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⌚ Citizen Radio Controlled BY1037-51H: Eco-Drive with moon phase in black and rose gold
The Citizen Radio Controlled BY1037-51H is a high-precision watch that combines Eco-Drive Radio Controlled H874 Moonphase technology with an elegant and sophisticated design. Its black dial with rose gold hands and indices houses an automatic "Luna Program" moon phase indication with manual north/south hemisphere aspect change, 24-hour subdial, date window and day of the week subdial. The Eco-Drive Radio Controlled H874 movement offers time signal reception from Japan, China, USA and Germany with manual, automatic and "automatic recovery" reception modes, automatic or manual daylight saving time programming and perpetual calendar until 28/2/2100. It includes a 24-zone world timer visible on the caseback. The 42 mm black case with flat sapphire crystal is robust and elegant. The black bracelet with double safety clasp completes a sophisticated look. With anti-magnetic capability, impact detection function with automatic hand correction, luminous rose gold indices and hands, 10 bar water resistance and a weight of 138 grams, the Citizen Radio Controlled BY1037-51H is the perfect companion for those seeking precision and distinction.
⚡ Main features: Eco-Drive Radio Controlled H874 Moonphase movement · 6-month power reserve (2.5 years in power save mode) · Automatic "Luna Program" moon phase · 24-zone world timer · Perpetual calendar · 42mm black case (10.7mm thick) · Black dial · Rose gold hands and indices · Flat sapphire crystal · Black bracelet · Double safety clasp · Anti-magnetic capability · Impact detection · 10 bar · Official warranty.
⚡ Functions and features
A radio-controlled Eco-Drive watch with moon phase, world timer and perpetual calendar.
🔋 Movement & Energy
Eco-Drive Radio Controlled H874
6-month power reserve
2.5 years power save
4-position reserve indicator
12/24 hour signal
🌙 Moon Phase & Calendar
Automatic moon phase
Luna Program
Manual N/S hemisphere
Manual lunar calibration
Perpetual calendar
🌍 Radio Controlled & World Timer
Multi-zone reception
Japan, China, USA, Germany
24-zone world timer
Automatic daylight saving
Automatic recovery
💪 Materials & Construction
42mm black case
Flat sapphire crystal
Black bracelet
Double safety clasp
Weight 138 g
📏 Dimensions
Diameter: 42 mm
Thickness: 10.7 mm
Weight: 138 g
Anti-magnetic
📋 Complete technical specifications
| Element | Specification |
|---|---|
| Reference | BY1037-51H |
| Brand | Citizen |
| Collection | Radio Controlled Moonphase |
| Movement | Eco-Drive Radio Controlled H874 |
| Power reserve | 6 months (2.5 years in power save mode) |
| Functions | 12/24 hour signal, hours, minutes, seconds, 24-hour subdial, date window, day of the week subdial, automatic "Luna Program" moon phase indication, manual north/south hemisphere aspect change, power reserve indicator (4 positions), time signal reception (manual, automatic and automatic recovery), compatible with atomic clocks from Japan, China, USA and Germany, 24-zone world timer, automatic or manual daylight saving time, perpetual calendar until 28/2/2100, manual lunar phase calibration, anti-magnetic capability, impact detection with automatic hand correction |
| Case | Black, 42 mm diameter, 10.7 mm thick |
| Dial | Black with rose gold hands and indices |
| Crystal | Flat sapphire |
| Indices and hands | Luminous rose gold |
| Bracelet | Black |
| Clasp | Double safety clasp |
| Water resistance | 10 ATM (10 bar) |
| Weight | 138 grams |
✅ Who is this Citizen Radio Controlled BY1037-51H for?
This high-precision watch is specially designed for the frequent traveller and technology enthusiast seeking a radio-controlled watch with advanced functions and a sophisticated design. It is ideal for those who value an automatic "Luna Program" moon phase, a 24-zone world timer, and a perpetual calendar with multi-zone signal reception. The 42 mm black case offers robustness and distinction, while the black dial with rose gold hands and indices adds a touch of exclusive elegance. With anti-magnetic capability, impact detection, 10 bar water resistance and luminous rose gold indices, the Citizen Radio Controlled BY1037-51H is the perfect companion for those seeking precision and style in a sophisticated design.
🔒 Buy with official warranty
This Citizen Radio Controlled BY1037-51H is 100% original. Official Citizen dealer and specialised technical service.
This Citizen Radio Controlled BY1037-51H is 100% original. Official Citizen dealer and specialised technical service.
Get the Citizen Radio Controlled BY1037-51H, the black radio-controlled watch with rose gold details
Eco-Drive Radio Controlled H874 Moonphase · 42mm black case · Black dial · Rose gold hands and indices · Automatic moon phase · 24-zone world timer · Perpetual calendar · 10 bar · Free shipping 24-48h
✔ Official Citizen dealer
✔ Official warranty
✔ 30-day returns
Secure payment · Personalised service
Citizen Radio Controlled BY1037-51H · Eco-Drive Radio Controlled H874 Moonphase · 42mm black case · Black dial · Rose gold hands and indices · Automatic moon phase · World timer · Perpetual calendar · 10 bar
Joyería Pato – Plaza de la Piedra No. 7, Vigo · Official Citizen dealer
