Seiko Cal. 3863 - 100

The Seiko 3863-100 represents an important milestone in Seiko's 1985 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-5f1753f8f434]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1985

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