Seiko Cal. 6663 - 397

This Spring Drive model from 1994 features a 38mm Gold-Plated case. Powered by the 6663 caliber with 32j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-fc1515fcd143]

Also known as: Turtle, UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1994

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