Siren Medium Stacking Ring 18ct Rose Gold Vermeil on Sterling Silver

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Vermeil is the layering of gold or rose gold on sterling silver which creates a lighter and affordable gold finish. All of our jewellery is hallmarked by the UK Assay Office, offering a guarantee and reassurance of the purity and quality of the precious metals used.

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  • Nominated Day Delivery Available (UK only)
  • Free Delivery

About the product

The organic oval shaped gemstone is rose cut to bring out its unique tones and natural variations. The blue lace agate gemstone is bezel set in 18ct Rose Gold Plated Vermeil and measures 12mm x 10mm. Stack with other Siren rings for an eclectic, individual look.

Product Code: RP-RG-STKM-AGB


Colour gemstones and organic shapes inspired by sea-worn treasures and the glamour of southern Italy.


Blue lace agate is a chalcedony stone that contains white cloudy bands of crystals that vary in depth and thickness. Our agate comes from India.

Blue Lace Agate

Delivery & Returns

Delivery and returns are free for UK customers.
- Standard UK free delivery within 3 working days.
- Express and nominated day services available for £5-£10.

All our orders are gift wrapped in our beautiful packaging and sent via trackable courier, with a signature required on receipt.

We will guarantee you a full money-back refund within 28 days of purchase on any item, as long as it is in the original condition. All products are guaranteed for 1 year. Engraved items are non-returnable/non-refundable.

We will also gladly make any alterations to your purchase, repair, or resize an item if it does not fit properly.

Free Global Delivery within 3-7 working days. Orders are sent on a Delivery Duties Paid service, so no additional customs or taxes will be charged.


Our jewellery is hallmarked in the UK at the Assay Office, fulfilling the requirements established by law on Precious Metals. This is a guarantee of the purity and quality of the metals used.

Each piece of Monica Vinader jewellery is guaranteed for 12 months (under conditions of normal wear and tear).

Re-plating & Repairs: Any item within its guarantee can be re-plated free of charge. We will repair for free any item which has become faulty while still under guarantee (under normal conditions of wear and tear).

Items no longer under guarantee can still be refurbished for a small fee - please contact our Customer Care team.

Ethical Sourcing

We are committed to the ethical sourcing of our products and work closely with suppliers to ensure that they adhere to our code of conduct, which outlines strict standards of business behaviour.

Monica Vinader is a certified member of the Responsible Jewellery Council, which addresses human and labour rights, environmental impact and mining practices within the jewellery supply chain.

MV diamonds are sourced through suppliers that adhere to the Kimberley Process and the World Diamond Council's System of Warranties, preventing the distribution of conflict diamonds both in rough, cut and polished stones. Conflict diamonds are those smuggled by rebels to finance wars against legitimate governments. Our diamond suppliers are also compliant with United Nations resolutions.

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