Seiko Cal. 6392 - 439

This Spring Drive model from 1970 features a 45mm Hardlex-Coated Steel case. Powered by the 6392 caliber with 34j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-cea1aec676fe]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1970

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