Seiko Cal. 6231 - 298

This Solar model from 1970 features a 40mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-820ebf8b7de6]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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