Seiko Cal. 4446 - 825

This Solar model from 1970 features a 45mm Titanium case. Powered by the 4446 caliber with 27j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-150c85e8cd6b]

Also known as: Monster, Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1970

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