Natural Smoky Quartz Gemstone Necklace. 50 gemstones. This is a great dainty and feminine necklace. The gems are 3.to 3.5mm in size. The necklace length is 18-19". Available in gold or silver finish. The chain is 14 gold plate and the clasp is 14k gold filled or sterling silver clasp and silver plate chain. The silver necklaces have varying shades of smokey quartz, a very nice look. The gold finish stones are darker smokey quartz. Shipping is Free!