Seiko Cal. 3863 - 871

The 3863-871 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-7b6443e42823]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1977

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