Seiko Cal. 6320 - 451

This Spring Drive model from 1967 features a 44mm Gold-Plated case. Powered by the 6320 caliber with 36j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-e7131e2af11d]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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