Seiko Cal. 5240 - 679

This Solar model from 1974 features a 45mm Two-Tone case. Powered by the 5240 caliber with 28j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-cde65a681181]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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