Seiko Cal. 3866 - 371

The Seiko 3866-371 represents an important milestone in Seiko's 1971 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-800fa78f3d01]

Also known as: Panda, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1971

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