Seiko Cal. 4441 - 446

The 4441-446 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4441 caliber with 31j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-651ff66e3e07]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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