![Longines® Crystals CY-LONG60 REF 2004](http://perrinwatchparts.com/cdn/shop/files/CY-LONG60_300x300.jpg?v=1683039316)
35.50 mm x 27.50 mm x 38.00 mm Y-shaped plastic flange type crystal, original, Longines® REF 2004
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