One live zoom class gift voucher Why not treat your favourite jeweller to some gem classes! £49.00 £49.00 Add To Basket Why not treat your favourite jeweller to some gem classes! This option is for one live 2 hour zoom class with Sally, based around her book, Jewellers' quick reference guide to working with gemstones. The voucher with its unique code will be sent to the recipient in an ecard. Please include your message in the "Special instructions" section at checkout. The gift vouchers are valid for 1 year from the date of purchase and may be used as payment for live zoom classes booked through Sally. You will also find gift vouchers for two live zoom classes or two live zoom classes and a copy of Sally's book in the shop. For further information please visit the terms and conditions page.