Seiko Cal. 3853 - 742

The 3853-742 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3853 caliber with 30j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-cfeb3b16ce9d]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1976

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