Seiko Cal. 3871 - 745

Seiko 3871-745

The 3871-745 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3871 caliber with 21j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-8e6ad9c450f8]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
43mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
White
Jewels
21j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1992

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