Seiko Cal. 3872 - 186

The 3872-186 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3872 caliber with 29j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-fd0b7ed3cb4c]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1994

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