Opal comes in various different colours, but the opal in this particular crystal is a shade of pale pink/cream, with glittery accents throughout. Measuring 4mm in size, the crystal pendant hangs on a 16+2 inch diamond cut curb chain. It's 0.6mm thick, so it's perfect if you prefer lighter, daintier chains. The overall weight is 1g and and is stamped with 925 for sterling silver.