Seiko Cal. 6331 - 693

The Seiko 6331-693 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-04046b7c96fb]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1980

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