Limited Edition ‘Key’ Intaglio Plaque



Limited Edition ‘Key’ Intaglio Plaque by métier by tomfoolery. A limited edition, one-of-a-kind hand carved plaque made from 9ct yellow gold and green lab-grown green sapphire. This stunning piece is designed to be worn both ways, with one side featuring a smooth bezel setting, and the other side with deep claws. With a subtle green hue, this charm can adorn any chain necklace or bracelet, for a unique and elevated look. The key design carries a deep meaning, symbolising knowledge and success, and it represents tools to unlock opportunities and promote personal and professional growth. Whether it’s for a meaningful graduation gift, a special 21st birthday present, or to mark a significant milestone, this plaque is a great choice for those who wish to mark September’s birthstone.

Part of our in-house métier collection and shown here with our signature 18″ Heavy Eiffel Chain Necklace.

You can browse the full métier collection at

If you have any questions, please call 0208 444 7000 or send an email to [email protected].



Materials & Dimensions

9ct Yellow Gold & Green Lab Grown Sapphire
Sapphire: 7.89ct
Plaque: 17.5mm x 15mm


One Size

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.