Seiko Cal. 3867 - 716

The 3867-716 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3867 caliber with 26j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-dfba0beaf0a5]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1972

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