sinn 657 black(880 euro) ETA 2824-2 , screw down crown
, 10 ATM water resistance, black steel bracelet manufactured under the same process as the case, sapphire crystal, presentation box. 40 mm at widest excluding crown and 42 mm including crown, Thickness 11.5 m
The watch uses high grade stainless steel, DIN number 1,4435. This is then chrome plated and galvanized to produce a hard wearing mat black surface. The watch has a soft inner metal core to give it it’s powerful anti magnetic resistance



sinn 657 S 690 euro
ETA 2824-2 , screw down crown
, 10 ATM water resistance, black steel bracelet manufactured under the same process as the case, sapphire crystal, presentation box. 40 mm at widest excluding crown and 42 mm including crown, Thickness 11.5 m
The watch uses high grade stainless steel, DIN number 1,4435 The watch has a soft inner metal core to give it it’s powerful anti magnetic resistance







