Seiko Cal. 5655 - 731

This Spring Drive model from 1987 features a 37mm Titanium case. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-3beae452bec6]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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