Seiko Cal. 4531 - 118

This Solar model from 1965 features a 44mm PVD Black case. Powered by the 4531 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-44e666b01912]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1965

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