Seiko Cal. 4446 - 753

The Seiko 4446-753 represents an important milestone in Seiko's 1980 lineup. Powered by the 4446 caliber with 17j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-f44d32b1e09e]

Also known as: Helmet, Crown

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1980

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