Seiko Cal. 5646 - 230

This Hand-Winding model from 1976 features a 36mm Gold-Plated case. Powered by the 5646 caliber with 33j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-f8a6e1805d46]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1976

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