Seiko Cal. 3858 - 427

The 3858-427 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3858 caliber with 20j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-f906da3cfccb]

Also known as: Turtle, Shogun

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1979

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