Seiko Cal. 6644 - 159

This Spring Drive model from 1965 features a 39mm Gold-Plated case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b837434e475b]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1965

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