Seiko Cal. 3877 - 438

This Solar model from 1968 features a 36mm Gold-Plated case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-2d7ae307f973]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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