Seiko Cal. 4466 - 321

This Spring Drive model from 1981 features a 44mm Titanium case. Powered by the 4466 caliber with 17j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-b5c2f37c0efc]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1981

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