Seiko Cal. 6255 - 308

This Spring Drive model from 1974 features a 39mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-239a79a0f171]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1974

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