Seiko Cal. 4434 - 550

This Spring Drive model from 1967 features a 35mm Gold-Plated case. Powered by the 4434 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-0c8e4a2c588b]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1967

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