Seiko Cal. 6398 - 675

This Spring Drive model from 1966 features a 36mm Gold-Plated case. Powered by the 6398 caliber with 20j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-d0b905eff507]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

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