Seiko Cal. 4441 - 518

The Seiko 4441-518 represents an important milestone in Seiko's 1973 lineup. Powered by the 4441 caliber with 24j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-ff7c2e1dc08d]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1973

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