Seiko Cal. 3813 - 933

Released in 1987, the Cal. 3813 with design code 933 was part of Seiko's domestic market collection. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-1fbdc72ac65a]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1987

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