Seiko Cal. 6618 - 721

Released in 1980, the Cal. 6618 with design code 721 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-c130892e7b98]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1980

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