Men's Barrel Cut Smokey Quartz and Diamond Ring This men's smokey quartz and diamond ring is crafted of 10K solid yellow gold for a truly distinctive look. A 8 X 6MM genuine barrel cut smokey quartz gemstone is accented by 2 white round diamonds. This ring weighs a comfortable 4.3 grams. This men's smokey quartz and diamond barrel cut ring qualifies for free custom ring sizing. Size 11 is standard. When you order a custom size, please allow an additional 7-10 business days processing time. Available in size 8 through 14 (whole and half sizes).