Seiko Cal. 3863 - 758

The Seiko 3863-758 represents an important milestone in Seiko's 1990 lineup. Powered by the 3863 caliber with 34j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-5d6227a50b97]

Also known as: Sumo, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1990

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