IWC · GST Aquatimer
Strap for GST Perpetual Calendar Stainless Steel / Salmon / German
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
20mm
Lug width20 mm
Case diameter43 mm
ReferenceIW3756-09 (aka: IW375609)
FamilyGST Aquatimer
MovementIWC caliber 79261
Hours, Minutes, Small Seconds | Date, Day, Month, Perpetual Calendar, Year Indicator | Chronograph
CaseStainless Steel
Straps for the GST Aquatimer IW3756-09 (aka: IW375609)
Selected for the 20 mm lug width · workshop selection
Green Rubberized Alligator Strap with Ecru Tribal Stitching€185
Novonappa Black Strap — IWC Pilot Style€149
Black Alligator Strap with Light Blue Edges€210
Black Alligator Strap with White Edges€210
Millenium Cognac Alligator Strap€270
The GST Aquatimer IW3756-09 (aka: IW375609), seen from the bench
The GST Aquatimer IW3756-09 is powered by the IWC 79261 caliber with functions of hours, minutes, small seconds, and chronograph. The watch integrates a full perpetual calendar with date, day, month, and year indication. The movement offers the combination of diving functionality and high-end watchmaking complications in a single timepiece.
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