Urban Jürgensen
UJ-3 Perpetual Calendar Rose Gold UJ-3-RG-B-001
UJ-3-RG-B-001
The rose-gold UJ-3 combines a black guilloché dial with an integrated hand-wound calendar calibre.

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Specifications
| Reference | UJ-3-RG-B-001 |
|---|---|
| Movement | manual |
| Calibre | UJ-3 manual-wind integrated perpetual calendar; double-wheel natural escapement |
| Diameter | 39 mm |
| Power reserve | 52 hours |
| Water resistance | 30 m |
Omitted specifications have not been confirmed. From published article 2026-11-02. Original source ↗
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Urban Jürgensen UJ-3 puts an instantaneous perpetual calendar around a natural escapement ↗