Seiko Cal. 3851 - 683

This Solar model from 1975 features a 36mm Gold-Plated case. Powered by the 3851 caliber with 31j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-ff0fbc5eb93a]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1975

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