Seiko Cal. 6333 - 421

This Spring Drive model from 1966 features a 40mm Gold-Plated case. Powered by the 6333 caliber with 32j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-84968becf9ba]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

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