IWC · GST Aquatimer
Strap for GST Chronograph Automatic Titanium / English
Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
22mm
Lug width22 mm
Case diameter40 mm
ReferenceIW3707-03 (aka: IW370703)
FamilyGST Aquatimer
MovementIWC caliber 7922 hours, minutes, small seconds | date, day | Chronograph
Year1999 - 2003
CaseTitanium
Straps for the GST Aquatimer IW3707-03 (aka: IW370703)
Selected for the 22 mm lug width · workshop selection
Millenium Cognac Alligator Strap€195
Matte Blue Alligator Strap€195
Matte Grey Alligator Strap€195
Novonappa Black Military Style Strap for IWC Pilot€142
Hammered calfskin strap in cuoio€98
The GST Aquatimer IW3707-03 (aka: IW370703), seen from the bench
The GST Aquatimer reference IW3707-03 is equipped with the IWC 7922 caliber, which provides hours, minutes, small seconds, date, day, and chronograph function. The watch belongs to IWC's diving collection with integrated chronograph complications. The movement offers a day of the week indication in addition to the standard chronometric functions.
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