Seiko · Prospex Divers

Strap for Seiko Prospex Divers SRPC23

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter45 mm
ReferenceSRPC23
FamilyProspex Divers
MovementSeiko caliber 4R36 hours, minutes, seconds | date, day

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Prospex Divers SRPC23

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Prospex Divers SRPC23, seen from the bench

The Prospex Divers SRPC23 is powered by the Seiko 4R36 automatic caliber, featuring hours, minutes, seconds, date and day of the week. The stainless steel case measures 45mm in diameter with 22mm lugs. The movement offers a power reserve of approximately 41 hours and a hacking seconds function for precise time setting.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only