Large art glass retailer vase blue white heavy

Product Name: Large art glass retailer vase blue white heavy
GORGEOUS GLASS VASE Large, round size 10" h -- 28" measured around widest part --3" top opening I don't know much about glass, so exact details are unknown to me. The only markings I see retailer is the numbered sticker shown. Milky white with cobalt blue bottom and swirl striped design This is VERY HEAVY. No chips or cracks. A few small marks on bottom. I tried to take photos in various lighting to capture the opaque glass. I have had this in a curio for about 8 years, age undetermined. This is fragile and will be packed with care and double boxed. Shipping is approx 14 lbs ups ground.