Seiko Cal. 3876 - 631

The Seiko 3876-631 represents an important milestone in Seiko's 1990 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-a15db8842e9f]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1990

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