Seiko Cal. 6313 - 331

Released in 1990, the Cal. 6313 with design code 331 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-cd2ec372b6d8]

Also known as: Helmet, World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1990

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