Seiko Cal. 6387 - 723

This Quartz model from 1981 features a 36mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-81dbd7aa04a8]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1981

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