Seiko Cal. 3863 - 372

The Seiko 3863-372 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f1eba987322a]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1995

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