Seiko Cal. 6631 - 437

This Quartz model from 1996 features a 34mm Gold-Plated case. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-d50a1b681803]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1996

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