Old English Jewellers - Uk. Established family run jewellers with over 12 years of Experience. 9ct Yellow Gold Franco Chain. At Old English Jewellers we stock a huge range of traditional, modern and timeless pieces perfect for any occasion.Your item will be presented in Old English Jewellers branded gift packaging. All of our products are supplied with a certificate of authenticity and comply with UK and International Hallmarking laws. Item has Hallmarks for solid 9ct Gold. Weight - 6.5 grams. All Weights & Measurements are approximate.