Seiko Cal. 4512 - 674

This Automatic model from 1984 features a 43mm Stainless Steel case. Powered by the 4512 caliber with 20j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-07b011d1e52b]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1984

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