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Ronda 6004.B caliber vs Ronda 6203.B caliber: specs compared

Updated 05 September 2026.

5
specs differ

Ronda 6004.B caliber and Ronda 6203.B caliber differ on 5 specs: casing diameter, winding, calendar / layout, hand fitting, power reserve.

SpecRonda 6004.B caliberRonda 6203.B caliber
MakerRondaRonda
Size11 1/2 ligne11 1/2 ligne
Casing diameter25.60 mm26.00 mm
Movement height3.30 mm3.30 mm
Frequency32,768 Hz quartz32,768 Hz quartz
Jewels1 or 51 or 5
Windingquartz, long-life cellquartz, battery cell
Calendar / layoutcentre seconds, date at 3dual time and date at 3
Hand fittinghour 1.50 / minute 0.90 / second 0.20 mm (bore)hour / minute / second plus 24h sub-hand
StemRonda 6000-series stemRonda 6000-series stem
Power reservebattery, up to 10 yearsbattery

Questions and answers

How do Ronda 6004.B caliber and Ronda 6203.B caliber compare?

Ronda 6004.B caliber and Ronda 6203.B caliber differ on 5 specs: casing diameter, winding, calendar / layout, hand fitting, power reserve.

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