Seiko Cal. 5239 - 677

This Spring Drive model from 1974 features a 46mm Two-Tone case. Powered by the 5239 caliber with 29j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-fc526bbfc11e]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1974

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