Gold-Plated Brass Goldstone Adjustable Ring. Handcrafted in India, this adjustable ring is made from gold-plated brass and features a round Goldstone semi-precious stone. The open-band design allows for an adjustable fit. Details: Gold-plated brass. Goldstone semi-precious stone. Adjustable open-band design. Handmade by artisans in India. Natural stone color and appearance may vary slightly. Lightweight statement style for everyday wearT. he Tanvi Collection from Anju is made by master craftsmen in India, showcasing their traditional jewelry making techniques of filigree and scrollwork handed down to them through generations. This collection is offered in two finishes - silver plated brass and gold-tone brass. Min 4.