Royal Oak Perpetual Calendar (Ref. 26574ST.OO.1220ST.02)

The pinnacle of the Royal Oak family, combining Genta's iconic octagonal case with a perpetual calendar and moon phase. One of the few luxury sports watches to offer full perpetual calendar functionality in an integrated-bracelet design.

Specifications

Reference: 26574ST.OO.1220ST.02
Collection: Royal Oak
Case size: 41 mm
Thickness: 10.7 mm
Lug width: 21 mm
Case: Stainless steel
Movement: Cal. 5134, automatic, perpetual calendar module on base 3120, 40-hr power reserve
Water resist.: 50 m
Complications: Perpetual calendar, moon phase
Dial: Blue Grande Tapisserie dial, perpetual calendar sub-dials at 3, 6, and 9, integrated steel bracelet
Country: Switzerland
My tier: 1
Tags: Iconic
Website: official page
Added: Jul 5, 2026

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