Specus
Specus SA-1 mechanical watch
Specus SA-1 mechanical watch

SPECUS SA-1

Technical specifications

Movement: Sellita SW200 M; hand-wound mechanical calibre without a date function or automatic-winding rotor

Functions: hours, minutes, and seconds

Case: 316L stainless steel; 42 mm wide; 14 mm thick; 52.5 mm lug to lug

Dial: sandwich construction with luminous material

Crystal: sapphire with an internal anti-reflective coating

Water resistance: 100 metres

Crown: screw-down

Strap: ostrich leather; 22 mm at the lugs, tapering to 20 mm at the buckle

Buckle: 316L stainless steel

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Black sandwich dial of the Specus SA-1
Black sandwich dial of the Specus SA-1

Sandwich dial

The upper plate forms the markings while the luminous layer beneath illuminates the hour indices.

Pins and external module attachment points of the Specus SA-1
Pins and external module attachment points of the Specus SA-1

Pins and expansion modules

Four external attachment points on the case are intended for protective pins and future external modules. At the first-sample stage these parts are changed by service; the movement, seals, and crystal seat remain closed zones.