Seiko Cal. 6121 - 983

This Spring Drive model from 1970 features a 35mm Gold-Plated case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-4f69a27b79a0]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

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