Seiko Cal. 7183 - 384

This Spring Drive model from 1968 features a 39mm Stainless Steel case. Powered by the 7183 caliber with 18j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d6cd0b84a44a]

Also known as: Samurai, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1968

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