Seiko · Prospex Divers

Strap for Seiko Prospex Divers SRPB49

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

Lug width22 mm
Case diameter44 mm
ReferenceSRPB49
FamilyProspex Divers
MovementSeiko caliber 4R35 Hours, Minutes, Seconds | Date

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 SRPB49

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Prospex Divers SRPB49, seen from the bench

The Seiko Prospex Divers SRPB49 features the automatic Caliber 4R35 with hour, minute, second and date indications. The stainless steel case measures 43.80mm in diameter with 22mm lugs. The model is part of the Prospex collection dedicated to dive watches.

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