Seiko Cal. 3813 - 581

The 3813-581 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-ab7487fac522]

Also known as: Panda, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1982

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