Seiko Cal. 4433 - 277

This Spring Drive model from 1974 features a 37mm Stainless Steel case. Powered by the 4433 caliber with 24j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-0f4a27db1c97]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1974

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