Seiko Cal. 5634 - 687

This Quartz model from 1988 features a 45mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-4f4ef096f804]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1988

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