Seiko Cal. 6613 - 188

The 6613-188 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-9c81644fe432]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

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