Seiko Cal. 3872 - 701

Seiko 3872-701

The 3872-701 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3872 caliber with 17j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-4083842185e7]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
15.1mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Green
Jewels
17j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1974

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seikata-wm-4083842185e7