Seiko Cal. 6681 - 500

This Solar model from 1968 features a 42mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-e3b83b04f3a1]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1968

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