Seiko Cal. 4571 - 637

This Quartz model from 1975 features a 36mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-2f3bb1dafe65]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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