1.50 cts Rectangular Cushion Cut Ruby Loose Gemstone Unheated | GRS CertifiedThis 1. 50 carat is a real crown jewel with its regal presence. The rectangular cushion cut is one that merges the timeless with the modern, its soft corners fused with an elongated shape as well. Untreated and unmarked by human intervention, this gemstone showcases the handiwork of nature in its purest form. The deep rich hue of this ruby is very mesmerizing. Its natural, untreated state means every wisp of red is a direct reflection of the artistry