Seiko · 5 Sports

Strap for Seiko 5 Sports SRPD59K1

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter42 mm
ReferenceSRPD59K1
Family5 Sports
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 5 Sports SRPD59K1

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The 5 Sports SRPD59K1, seen from the bench

The Seiko 5 Sports SRPD59K1 is powered by the automatic caliber 4R36 with hour, minute, second, date, and day indications. The stainless steel case measures 42mm in diameter with 20mm lugs. The movement offers a power reserve of approximately 41 hours and is part of Seiko's historic 5 Sports collection, oriented towards daily sporty 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