Seiko Cal. 4463 - 254

This Spring Drive model from 1973 features a 37mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-98d34216f7f9]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1973

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