Diamond Cut Opal

Bello Opal® Galaxy Collection: The Ultimate Diamond Cut Opal for Jewelry and Glass Art

The Bello Opal® Galaxy Collection features high-quality diamond-cut opals crafted from created opal (synthetic opal) composed of silica and a small portion of water. These opals are renowned for their vibrant play-of-color, brilliance, and compatibility with COE 33 (borosilicate glass), making them ideal for both jewelry and lampworking glass art.
Also known as “Galaxy Opal” , “Created Opal” , and “Gilson Opal”, this collection offers 14 stunning opal colors, including: Water Opal, Milky Opal, Black Opal, Blue Opal, Pink Opal, Fire Opal.
Each opal color is designed to deliver unmatched brilliance and versatility, making this collection a top choice for jewelers, artists, and designers alike.

Versatile Diamond Cut Opal Sizes and Shapes

Sanwa offers diamond cut opals in a wide variety of sizes and shapes to suit any design need, from size 1.2mm to 50mm + and they are available in different kinds of shape, such as round opal cabochon, oval opal cabochon, pearl opal cabochon, marquise opal cabochon, trillion opal cabochon, heart opal cabochon etc.
For those with specific design requirements, custom shapes are also available, ensuring every project gets the perfect opal to match its vision.

Unique Diamond Cut Opal Patterns

Our diamond-cut opals come in two distinct patterns, giving you even more options to create standout designs:
1.A Cut (Dot Pattern): Features dynamic dot-like patterns that enhance the opal’s natural brilliance.
2.B Cut (Horizontal Stripe Pattern): Showcases horizontal stripes for a sleek, modern appearance.
These patterns add depth and texture to the opal’s natural play-of-color, making them ideal for everything from fine jewelry to decorative art pieces.

Diamond Cut Opals Color Choices