Seiko Cal. 3857 - 415

The 3857-415 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-62384112b48d]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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