Seiko Cal. 3879 - 623

The 3879-623 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3879 caliber with 31j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-472ccc05fe00]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1999

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