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⌚ Citizen Radio Controlled BY1030-50E: Eco-Drive with moon phase and world timer
The Citizen Radio Controlled BY1030-50E is a high-precision watch that combines Eco-Drive Radio Controlled H874 Moonphase technology with an elegant and functional design. Its black dial 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 steel case with flat sapphire crystal is robust and elegant. The solid steel bracelet with double safety clasp completes a sophisticated look. With anti-magnetic capability, impact detection function with automatic hand correction, luminous indices and hands, 10 bar water resistance and a weight of 138 grams, the Citizen Radio Controlled BY1030-50E is the perfect companion for those seeking precision and elegance.
⚡ 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 steel case (10.7mm thick) · Black dial · Flat sapphire crystal · Solid steel 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 steel case
Flat sapphire crystal
Solid steel 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 | BY1030-50E |
| 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 | Steel, 42 mm diameter, 10.7 mm thick |
| Dial | Black |
| Crystal | Flat sapphire |
| Indices and hands | Luminous |
| Bracelet | Solid steel |
| Clasp | Double safety clasp |
| Water resistance | 10 ATM (10 bar) |
| Weight | 138 grams |
✅ Who is this Citizen Radio Controlled BY1030-50E for?
This high-precision watch is specially designed for the frequent traveller and technology enthusiast seeking a radio-controlled watch with advanced functions. 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 steel case offers robustness and elegance, while the black dial adds a sophisticated touch. With anti-magnetic capability, impact detection, 10 bar water resistance and luminous indices, the Citizen Radio Controlled BY1030-50E is the perfect companion for those seeking precision and functionality in an elegant design.
🔒 Buy with official warranty
This Citizen Radio Controlled BY1030-50E is 100% original. Official Citizen dealer and specialised technical service.
This Citizen Radio Controlled BY1030-50E is 100% original. Official Citizen dealer and specialised technical service.
Get the Citizen Radio Controlled BY1030-50E, the radio-controlled watch with moon phase
Eco-Drive Radio Controlled H874 Moonphase · 42mm steel case · Black dial · 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 BY1030-50E · Eco-Drive Radio Controlled H874 Moonphase · 42mm steel case · Black dial · Automatic moon phase · World timer · Perpetual calendar · 10 bar
Joyería Pato – Plaza de la Piedra No. 7, Vigo · Official Citizen dealer
