Seiko Cal. 3820 - 596

The 3820-596 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-20a894cd741e]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1997

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