Seiko Cal. 7138 - 933

This Spring Drive model from 1996 features a 39mm Gold-Plated case. Powered by the 7138 caliber with 33j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-77914fbaa1ec]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1996

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