Seiko Cal. 4497 - 502

This Spring Drive model from 1978 features a 41mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-8328628a542b]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1978

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