Green Onyx: Most desirable jewelry for wholesale gemstone jewelry collections Green onyx posses a beautiful bottle green color, almost like that of an emerald. This makes it an ideal gemstone to create wholesale green onyx jewelry collections. The aesthetic appeal of this gemstone is increased when it is embedded in a sterling silver setting. This makes the most desirable jewelry for wholesale gemstone jewelry collections. When these jewels are created at the facility of Rananjay Exports, then the quality, durability, and authenticity are the last thing to worry about.