Seiko Cal. 7163 - 226

This Spring Drive model from 1977 features a 39mm Gold-Plated case. Powered by the 7163 caliber with 35j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-92b01430cf2f]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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