Seiko Cal. 3875 - 823

This Solar model from 1974 features a 36mm PVD Black case. Powered by the 3875 caliber with 29j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-6320b981d609]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1974

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