Seiko Cal. 5677 - 821

This Quartz model from 1974 features a 42mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f3bb4ab746e4]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1974

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