Seiko Cal. 3875 - 630

The 3875-630 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3875 caliber with 19j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-9576818ce5ac]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1971

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