Sinn 144 GMT

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Sinn 144 GMT St
Sinn 144 GMT Ti

144 GMT St / 144 GMT Ti are chronographs by Sinn with GMT function.

The 144 GMT is a reliable chronograph by Sinn with the proven and robust self-winding movement Valjoux 7750 and a second time zone, which proves to be particularly useful for long-haul flights.


Self-winding movement Valjoux 7750, 28,800 A/h
25 jewels


Stainless steel / titanium, silk-mat
Ø 41 mm, height 14.5 mm
Sapphire crystal; screw-down caseback with sapphire crystal (optional); both sapphire crystals with anti-glare treatment on both sides
Screw-in crown, double-sealed
Waterproof and pressure resistant up to 200 m
Safe below atmospheric pressure


Internal tachymeter/pulsometer scale
Hands and indexes with the highest luminosity


Small seconds, central stop minutes, jumping 30 minutes counter, 12 hours counter
Date at 3 o'clock
Dual time zone


Solid bead-blasted stainless steel bracelet / silk-mat titanium bracelet with folding overall extension
Optional cowhide leather strap