Seiko Cal. 3813 - 689

Released in 1995, the Cal. 3813 with design code 689 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7fb91fef5012]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1995

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