GST Chronograph Automatic Stainless Steel / Silver / German

IWC GST Chronograph Automatic Stainless Steel / Silver / German

IWC · GST Aquatimer

22mm

lug width

Shop 22 mm bands
Lug width
22 mm
Case diameter
40 mm
Reference
IW3707-11 (aka: IW370711)
Family
GST Aquatimer
Year
1999 - 2003

Will a strap close on your wrist?

Set for this watch: 40 mm of case and 22 mm between the lugs. Add your wrist and see where a standard strap would close.

mm

Filled in with the case diameter, which is what we hold for this reference. Measure the watch tip to tip for the exact answer: it is usually a few mm more.

75 mm115 mm

Enter your wrist measurement to see whether a standard 75/115 mm strap closes on you, and where.

Why ready-made straps come in one length →

Sizing notes

  • With a 40 mm case on a 22 mm lug width, any 22 mm band fits without adapters.