Seiko Cal. 7027 - 312

This Spring Drive model from 1990 features a 36mm Titanium case. Powered by the 7027 caliber with 21j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-480c0cc93739]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1990

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