Seiko Cal. 4547 - 506

This Spring Drive model from 1968 features a 39mm Titanium case. Powered by the 4547 caliber with 33j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-183fa16442fd]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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