Chain in silver and 18K yellow gold, 39-42 cm. A real Sandberg classic. The T - Chain is their "little black". It fits with just about everything. Choose the chain length that suits you. All can be closed in different lengths, from the short to the completely long. Add a pendant or pair and extend with other Sandberg necklaces or bracelets. This one is in silver. Material: Silver & Gold Karat: 18K Stone: No Stone Chain length: 39,42 Does it come with certificate? No