14K white gold. Total carat weight of diamonds: 0.40 carats. SI clarity and G color. Round brilliant cut diamonds. All diamonds are 100% natural earth mined. Exclusive item. Nice luster and finish. All diamonds set in prongs. Beautiful ladies diamond engagement ring. Perfect for weddings and other occasions as well. Top of the line vintage diamond and gold ring. Excellent jewelry to gift at engagements, weddings, anniversaries, bridal, thanksgiving, Christmas, new years, valentines day, mothers day and other special occasions.