Seiko Cal. 7143 - 516

This Hand-Winding model from 1977 features a 37mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-5ecc8c4dbdda]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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