Seiko Cal. 3875 - 646

The 3875-646 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3875 caliber with 24j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-277f09f6fd1e]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1984

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