Seiko Cal. 3863 - 646

The 3863-646 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3863 caliber with 18j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-5219829ff3dd]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1997

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