Seiko Cal. 3880 - 830

The 3880-830 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3880 caliber with 34j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-31da536dbe20]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1991

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