Seiko Cal. 5278 - 437

This Spring Drive model from 1973 features a 45mm Hardlex-Coated Steel case. Powered by the 5278 caliber with 24j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-d6da07bc3bf2]

Also known as: Panda, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1973

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