Seiko Cal. 3812 - 975

This Solar model from 1971 features a 44mm Gold-Plated case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-593c1fe92f47]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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