Seiko · Prospex Divers

Strap for Seiko Prospex Divers SRP779

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
ReferenceSRP779
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 SRP779

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Prospex Divers SRP779, seen from the bench

The Seiko Prospex Divers SRP779 features the automatic caliber 4R36 with hour, minute, second, date, and day indications. The stainless steel case measures 45mm in diameter with 22mm lugs. The movement offers full functionality for professional underwater use.

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.

Request an appointment →

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