Seiko Cal. 3851 - 826

The 3851-826 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3851 caliber with 28j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-1e82a61269e1]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1989

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