Skip to product information
1 of 4

Polly Gasston

Boulder Opal Ring

Boulder Opal Ring

Regular price £2,200.00
Regular price Sale price £2,200.00
Sale Sold out
Tax included.

A wide 22ct band holds a dramatic boulder opal. Handcrafted in 22ct with a large boulder opal. This boulder opal in an irregular triangular shape has a dramatic play-of-colour, with vibrant red and green flashes. The rub over setting protects the edges and the wide band in textured, matt 22ct yellow gold perfectly contrasts and makes for a comfortable wear.

This piece is One of a kind

Discover more 22ct Gold pieces here

Discover more Opal jewellery here

  • Code: PG-R1503
  • Metal: 22ct Yellow Gold
  • Gemstone: Boulder Opal
  • Ring is UK size: N ½ 
  • Designer: Polly Gasston Jewellery

Not a size N 1/2? That's ok, this ring can be resized up or down by two sizes. If you are not sure, do get in touch. 

Have a question? WhatsApp us here


Each piece shown is one of a kind or of limited pieces. Sometimes, due to the rare nature of the stone, the colour way makes the pieces one of a kind.

Once a one of a kind piece has sold, it's gone!

The limited pieces, especially the rings, are often made to order. So do check the details above.

One of a kind rings can often be resized to make sure they fit you - if you are unsure, do contact us to ask!


Each designer has their own independent business and strive for sustainable working practices.

Often they use recycled gold, always use conflict-free diamonds and responsibly sourced gems. For details on each designer, see their unique page.

Emerald Studio does not use any mass marketed products and only uses responsibly sourced packaging. Sustainability is steeped into the brand ethos - soon to be documented via the Emerald Studio blog.

Jewellery Care

Your jewellery is made from materials thousands to millions of years old - and is your responsibility to look after it during your lifetime!

Do not wear your jewellery where it could get crushed with anything hard or heavy and do not use harsh chemicals.

When you receive your jewel, you will receive a tailored Care Advice sheet.

Do wear your jewellery and enjoy it. When not wearing, put it away somewhere soft, clean and safe - ready for you to wear again.


All items are shipped by tracked and signed for to make sure they get to you safely.

Deliveries to the UK are free.

Deliveries to the ROW are £15, and currently local taxes are not included.

We offer a concierge service to the London area. If you live or are staying in London, enquire about the concierge service to try on jewellery in the comfort of your home or hotel room.

There is a 30-day returns policy for all non-personalised jewellery, including earrings. Once a piece of jewellery has been resized or engraved, we unfortunately cannot refund or exchange.



If your ring size is available, it will be sent within one week.

If the ring available is able to be resized to your size, then the ring will be sent within two weeks.

If your ring is made to order, then please alow 4-6 weeks for delivery.

Whichever ring size your select, a member of the Emerald Studio Team will be in touch to check. The initial ring sizing will always be complimentary.


All earring posts will be approximately 10mm.


Necklace or chain lengths of necklaces will be stated. If you would like to amend, please get in touch.

View full details