Seiko Cal. 3866 - 628

The 3866-628 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3866 caliber with 31j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-913dbda72372]

Also known as: World Timer, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1992

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