About Sapphire Gallery : The Sapphire Gallery of Philipsburg, Montana specializes in high-quality carat gold sapphire and ruby jewelry. From actual find-your-own sapphire mining to one-of-a-kind pieces of jewelry, we provide a trip through the fine, colorful world of sapphires. Dale Siegfords heat-treating expertise, five gem faceters. four goldsmiths, and a combined sales and design staff have over 200 years' experience with sapphires and rubies. Enjoy our website and contact us for an order or any further information.