Seiko Cal. 6631 - 723

This Quartz model from 1988 features a 46mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-ee07dcad3d14]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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