Seiko Cal. 5681 - 363

This Solar model from 1971 features a 37mm Gold-Plated case. Powered by the 5681 caliber with 34j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-881ad1e12033]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

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