Seiko Cal. 3861 - 947

The Seiko 3861-947 represents an important milestone in Seiko's 1998 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-84d28c71b618]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1998

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