Seiko Cal. 6331 - 560

Released in 1970, the Cal. 6331 with design code 560 was part of Seiko's domestic market collection. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-a8ca80bb19c2]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1970

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