Vintage Enamel Pendant with Sterling Silver chain

• Sterling silver chain necklace (confirmed by hallmark visible in image 4)
• Large oval pendant with ornate scalloped/filigree border
• Center features vibrant enamel work in pink/coral background with colorful floral or abstract swirl design in blues, greens, and other colors
• Back shows detailed openwork filigree pattern 
• Lobster claw clasp closure
• Chain appears to be approximately 24-26 inches based on the ruler measurement