Seiko Cal. 6643 - 724

This Quartz model from 1987 features a 45mm PVD Black case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-da6b69307d7e]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1987

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