Seiko Cal. 3875 - 717

The 3875-717 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3875 caliber with 26j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-7e039f90f55f]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1976

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