Seiko Cal. 6613 - 637

Released in 1985, the Cal. 6613 with design code 637 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-cced94dc745a]

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1985

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