☉ Metal Type: 925 Sterling Silver ☉ Metal Stamp or Hallmark: .925 ☉ Metal Purity: 92.5% Sterling ☉ Pendant Length: 11mm(0.43 inch) ☉ Gemstone: Lab Created Blue Opal ☉Gemstone Creation Method: Lab Created ☉ Style: Lab Created Blue Opal Crown Pendant ☉ Occasions: office, engagement, celebrations and parties. The lab created blue opal crown pendant necklace is a classy combination of craftsmanship and affordability. The pendant is crafted with 925 sterling silver designed to hold the 11mm blue opal in a crown setting. The blue opal displays captivating hues of blue and green which bring royal yet calming qualities to the wearer. The vintage style is geared to women who appreciate heirloom quality elegant jewelry and is an appropriate selection for wholesale boutiques and online shops who wish to balance quality, style, and retail appeal.