UK Ring Sizer



A UK ring sizer made from a lightweight acrylic. This set of rings comes with a ring stick for measuring your own personal rings.

Please follow the below guide on ring sizing.

– Please make sure your hands are a regular temperature when sizing your finger.

– The fit should be easy on and hard off.

– This is a slim ring sizer for 1mm-3mm wide rings.

– If you are a sizing your finger for a wide ring use multiple rings in one fitting to gage the middle point size.

– Quarter and half sizes can be applied on Made to Order rings.

– Please note we cannot be liable if the size is incorrect as we have not sized your finger.

Call us on 0208 444 7000 if you need any further assistance.


Materials & Dimensions


Shipping & Returns


We offer a range of delivery options including free in-store collection, and free shipping on all UK orders over £200. For more details, please visit our delivery page here.


Returning items with tomfoolery is a straightforward process. We’re pleased to provide a complete refund for eligible returns based on our returns policy. For more information, please visit our returns page here.


Jewellery is meant to endure through time, and we’re here to assist you in ensuring its everlasting longevity. We offer a 1 year warranty from the date of purchase against any manufacturing faults.



We accept all major credit cards. We also offer payment plans with Pay in 3 and Klarna, subject to their terms and conditions. If there are any issues processing your order – we will get in touch.