Seiko Cal. 4550 - 973

This Solar model from 1968 features a 38mm Two-Tone case. Powered by the 4550 caliber with 18j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-97814e4744ff]

Also known as: Monster, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1968

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