Based in Oslo, Tom Wood is a Norwegian jewellery label that embraces timeless yet functional design. Founder Mona Jensen creates small collections of unisex styles using 925 sterling silver and 9-carat gold, as well as semi-precious stones. The Athena Onyx Pendant features a rolo ball chain and onyx pendant set in silver.- 925 Sterling Silver- Rolo ball chain – Onyx pendant – Lobster claw claspMaterials: 925 Sterling Silver. Pendant: Onyx.Dimensions: Chain length: 45cm. Pendant: 2.4cm x 1.8cm.