Seiko Cal. 6341 - 831

This Spring Drive model from 1971 features a 40mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-0b08c9c3d9c3]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1971

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