Seiko Cal. 3871 - 501

The Seiko 3871-501 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-fb28f501d986]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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