The first Tiffany‑co‑branded 5740 perpetual calendar on the web

The first Tiffany‑co‑branded 5740 perpetual calendar on the web – top‑tier custom Tiffany blue dial.
CNC steel case from original factory data, with thickness matching the genuine at exactly 8.42mm. Case features accurate hallmarks and a new‑style folding clasp.
The dial is Tiffany blue, with fully lumed markers and hands, and clear co‑branded markings.
Powered by the only domestic custom‑molded perpetual calendar movement – the ACE 240 perpetual calendar – offering full functionality (date, day, month, moon phase, leap year indication) with stable timekeeping.
Ideal for those who seek the 5740’s complex functions, love the Tiffany blue colorway, and value movement authenticity.

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