Seiko Cal. 6367 - 733

This Spring Drive model from 1965 features a 37mm PVD Black case. Powered by the 6367 caliber with 21j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-79809654fdff]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1965

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