Seiko Cal. 4596 - 410

This Hand-Winding model from 1966 features a 38mm Two-Tone case. Powered by the 4596 caliber with 20j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-06fe2dc9d9f4]

Also known as: World Timer, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1966

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