Seiko Cal. 5681 - 620

This Solar model from 1972 features a 43mm Titanium case. Powered by the 5681 caliber with 25j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-698626a550b0]

Also known as: Rally, Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1972

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