Seiko Cal. 3857 - 641

Seiko 3857-641

The 3857-641 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-85c339beb505]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
36mm
Case Thickness
14.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Green
Jewels
19j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1970

Related Models

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