Ring Sizer (reusable) (12 ratings) £3.00 Quantity: at £3.00 each Add To Basket 1 in stock. The most acurate way to get your ring size is to visit a jeweller and be professionally measured. However, if you are unable to do so I can send out a plastic ring sizer for you to measure yourself. The cost of the ring sizer will be refunded on the purchase of any ring within 6 months of date of purchase. The responsibility of providing an acurate measurement is yours. The ring shown in the photo is purely for illustrative purposes and not included in the price.