Seiko Cal. 4560 - 644

This Spring Drive model from 1965 features a 36mm Stainless Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0e08b1134d53]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1965

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