Seiko Cal. 4442 - 211

The 4442-211 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4442 caliber with 25j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-3e9501491c81]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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