Seiko Cal. 3874 - 727

Seiko 3874-727

The 3874-727 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4f18ca1134f6]

Also known as: Monster, Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
14.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1970

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