Seiko Cal. 6136 - 811

This Spring Drive model from 1978 features a 45mm Two-Tone case. Powered by the 6136 caliber with 19j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-ee9572103dc5]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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