Seiko Cal. 3871 - 665

The 3871-665 is a sought-after Solar piece from Seiko's golden era. Powered by the 3871 caliber with 28j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-d3d4d35b2237]

Also known as: Turtle, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1992

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