Seiko Cal. 3858 - 201

Seiko 3858-201

The 3858-201 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3858 caliber with 33j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-6a76b5b8df7d]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1990

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