Brooches by John & Dawn Field This brooch is made from sterling silver and it features a 10mm Cognac Amber Stone. We designed the squiggle pattern and this has been embossed into the silver by hand to create a beautiful surface pattern. This silver brooch is flat in shape and it measures 45mm in diameter, our makers mark 'J D F' and a '925' sterling silver mark are stamped on the back.This brooch is available with a choice of gemstones, which are, Amber, Garnet, Turquoise, Amethyst, Blue Chalcedony, White Moonstone and Blue opal, lab. grown. A Squiggle brooch with a Garnet stone can be seen in one of the images. Please choose from the 'Finish' drop-down menu. Features Primary Material : Sterling silver Other Materials : Amber Pin Type : pin Dimensions (mm) : 45 One of a Kind : No Metal : Sterling silver Gems : Amber Hallmarked : No Cleaning InstructionsThis brooch has been finished with a clear, protective, anti-tarnish coating.