Seiko Cal. 6618 - 831

Released in 1991, the Cal. 6618 with design code 831 was part of Seiko's domestic market collection. It features a Silver dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-ec2e23907320]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1991

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