Rolled gold is a very thin sheet of gold that is laminated to a lesser metal (usually brass). The two layers of metal are heated under pressure to fuse them together. The sheet is them rolled into a very thin sheet and then used to make jewelry or other objects. Jewelry made from rolled gold wear well over time. Pinchbeck is a form of brass, an alloy of copper and zinc, mixed in proportions so that it closely resembles gold in appearance.It was invented in the 18th century by Christopher Pinchbeck, a London clockmaker. The inventor allegedly made Pinchbeck jewellery to be used in places like stagecoaches where there was a risk of theft. The cameo has a slight hairline at one edge (see photo) this has been reflected in the. The brooch measures 63mm by 57mm. PLEASE INSPECT PHOTOS AND READ THE DESCRIPTION CAREFULLY. The item "Antique Mid Victorian Rolled Gold Mounted Large Carved Cameo Brooch" is in sale since Friday, November 1, 2019. This item is in the category "Jewellery & Watches\Vintage & Antique Jewellery\Vintage Fine Jewellery\Victorian (1837-1901)". The seller is "brittonsjewellery" and is located in Clitheroe, Lancashire. This item can be shipped worldwide.