Seiko Cal. 6131 - 762

The Seiko 6131-762 represents an important milestone in Seiko's 1977 lineup. Powered by the 6131 caliber with 22j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-9756bbd31fbc]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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