Seiko Cal. 6363 - 931

This Automatic model from 1983 features a 36mm Gold-Plated case. Powered by the 6363 caliber with 33j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-8c4e36625d66]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1983

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