Seiko Cal. 6131 - 120

This Solar model from 1965 features a 43mm PVD Black case. Powered by the 6131 caliber with 25j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-efbde7ea1734]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1965

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