Seiko Cal. 7067 - 931

This Hand-Winding model from 1977 features a 43mm Stainless Steel case. Powered by the 7067 caliber with 24j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-b38af7b740c6]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

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