Exclusive 14k Gold Pendant with Vibrant Australian Boulder Opal - Hans Krüger Design A stunning, one-of-a-kind designer pendant featuring a magnificent natural Australian Boulder Opal, masterfully crafted by Hans Krüger Design. The opal displays a mesmerizing, intense play-of-color with vibrant neon turquoise, green, and fiery orange/red flashes across its natural ironstone matrix. It is securely encased in a solid 14-karat yellow gold frame with a fully enclosed solid gold back. This is a true collector's piece or a high-end statement jewelry item. Specifications: Material: 14k Yellow Gold (Hallmarked '585' on the back) Designer / Maker: Hans Krüger Design Gemstone: 100% Natural Australian Boulder Opal Total Weight: 10.76 grams Estimated Opal Weight: approx. 25 - 31 ct Pendant Dimensions: 35.34 mm (length) x 22.02 mm (width) x 6.42 mm (thickness) [excluding the bale/loop] Condition: Excellent vintage/used condition with minor surface wear on the gold backing consistent with age. The opal is intact with a beautifully polished surface and no cracks. Please refer to the photos (including caliper measurements) to see the exact dimensions and the spectacular fire of the stone under different lighting conditions. Will be shipped with secure, insured tracking.