Seiko Cal. 3871 - 820

The 3871-820 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-b3a467ec2bfe]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1990

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