Seiko Cal. 3871 - 665

Seiko 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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seikata-wm-d3d4d35b2237