Seiko Cal. 6135 - 675

This Hand-Winding model from 1981 features a 40mm Two-Tone case. Powered by the 6135 caliber with 28j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-75e5f881c525]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1981

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