Seiko Cal. 7188 - 921

This Automatic model from 1971 features a 40mm Titanium case. Powered by the 7188 caliber with 36j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-4330f3fb4e9b]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1971

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