Seiko Cal. 6135 - 663

This Hand-Winding model from 1974 features a 38mm Gold-Plated case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-50f39a50d363]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1974

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