18KYG 1 ct. Sapphire, Diamond Dome RingAdd a luxurious touch to your look with the 18KYG 1 ct. Sapphire, Diamond Dome Ring by abcVintage. Crafted in rich, 18K yellow gold, this stunning dome ring features a 1. 0 ct. oval cut blue sapphire. Encircling the sapphire are round cut white diamonds, totaling 3. 0 carats, each meticulously set to amplify the central stone's brilliance. Created in 1980, this substantial yet refined ring captures the aesthetic of its era. A standout piece, perfect