Seiko Cal. 6654 - 900

Released in 1991, the Cal. 6654 with design code 900 was part of Seiko's domestic market collection. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-aa20eb7ed3d6]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1991

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