Seiko Cal. 0781 - 931

This Hand-Winding model from 1986 features a 46mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-c161297b7671]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1986

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