Seiko Cal. 6643 - 872

This Spring Drive model from 1988 features a 44mm Gold-Plated case. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-48cd78a8ce77]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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