Seiko Cal. 3869 - 321

This Solar model from 1967 features a 40mm Gold-Plated case. Powered by the 3869 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-bd188fae7757]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1967

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