Seiko Cal. 3857 - 867

This Solar model from 1977 features a 39mm Stainless Steel case. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-9a9ad9efd5bb]

Also known as: Tuna, World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1977

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