Seiko Cal. 3863 - 679

The Seiko 3863-679 represents an important milestone in Seiko's 1977 lineup. Powered by the 3863 caliber with 20j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-4745f0010a47]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1977

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