Seiko Cal. 6135 - 812

The Seiko 6135-812 represents an important milestone in Seiko's 1968 lineup. Powered by the 6135 caliber with 28j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-11159eaa7244]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1968

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