Seiko Cal. 6681 - 360

This Spring Drive model from 1966 features a 41mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-5a4c2c5ba081]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1966

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