Seiko Cal. 3869 - 186

This Hand-Winding model from 1966 features a 34mm Stainless Steel case. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-49a6c25a5be2]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1966

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