The have a lovely cutting all around the outside side walls of the tray. On the base it is clear it was first ground flat and the a cutting of straight lines with a diamond in the center. I have included images in the photo gallery.
Heisey Duck Ashtray - Moongleam - Marked - Beautiful - Rare - Collectable
3 Vintage Heisey MINI ASHTRAY Clear Heavy Glass Square Scalloped Edge 3 1/8"
Set of 2 Heisey Lariat Vintage Crystal Large Candle Holders 7" Candleholders
2 Heisey Antique Candle Holders Amethyst Colonial Finger Loop EAPG #32 UV
VTG Set of 2 HEISEY Glass Ashtrays Round Starburst 6.25" Signed Clear Trinket
2 Heisey Glass New Era Double Light Candlesticks Art Deco Pair 8x6” Candelabras
