Sinn 757

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Sinn 757
Sinn 757 UTC

Chronograph by Sinn


Duochronograph by Sinn with automatic winding, tegimented stainless steel case with dehumidifying technology, captive, tegimented stainless steel turning bezel with minute ratcheting and UV-resistant matte black dial.

This watch combines a whole range of advanced technologies. And according to a Chronos report (Special Issue 2/2007) it comes at a sensational price-performance ratio: For other manufacturers a watch with these properties would cost many times more.

Movement:

Automatic chronograph movement (Valjoux 7750), 28,800 A/h
Nivarox 1 hairspring, Glucydur balance wheel, Beryllium plateau, Mainspring Nivaflex 1, Incabloc shock protection
Functional security from –45 °C to +80 °C by Sinn Special Oil 66-228

Case:

Tegimented stainless steel case
Ø 43.0 mm, height 15.2 mm
Pilot's bezel : stainless steel, hardened with tegiment technology, captive, bidirectional rotating
Nickel-free caseback
Sapphire crystal with anti-glare treatment on both sides
Screw-in crown, tegimented, with crown and with double O-ring seal
Pushers tegimented, with integrated pusher protection and D3 pushers technology
Magnetic field protection up to 80.000 A/m
Copper sulphate dehumidifying technology
Waterproof to 200 m
Safe below atmospheric pressure

Functions:

Hours, minutes, seconds, date
Chronograph: 12 hours counter, 30 minutes counter, 60 seconds counter
757 UTC: dual time zone

Dial:

Mat black, UV-resistant
Hour indexes and number "12" with special white, long-lasting luminous paint
757 UTC: UTC hands skeletonized, framed with yellow daylight color

Bracelet:

Black Cowhide leather strap with tang-type buckle; optional bead-blasted tegimented massive band

Warranty:

3 years