Sinn 144 GMT Ti

A handsome, titanium chronograph with a second time zone.

Case: Bead-blasted titanium. Sapphire crystal front and sapphire
crystal exhibition case back. Screw-down crown. Water resistance of
200 meters.

Bracelet: Bead blasted titanium bracelet.

Dial: Matte black with luminous white indices and hands. Orange
chronograph hands.

Movement: Self-winding, Valjoux 7750 GMT. 25 jewels. 28,800
semi-oscillations per hour (4Hz). Hours, minutes, subsidiary seconds
with date, chronograph with tachymeter and pulsometer scale. Stop
seconds device.

Diameter: 41mm. Thickness: 14.5mm.

More about Sinn:

Sinn Spezialuhren GmbH is a German watch manufacture based in Frankfurt. Founded in 1961 by Helmut Sinn, a former pilot and flight instruction, Sinn has quickly developed a reputation for its precise and durable tool watches, and in the 1970s, the manufacture produced watches for the German Air Force.