Seiko Cal. 5240 - 237

This Solar model from 1971 features a 46mm Two-Tone case. Powered by the 5240 caliber with 34j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-4526818ba9e6]

Also known as: Tuna, Pogue

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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