Platinum Oval Diamond Halo Engagement Ring 0.85ct


Elegant diamond halo engagement ring crafted in platinum. This timeless design features an oval-cut diamond centre stone surrounded by a halo of micro pave-set diamonds. The diamond set shoulders are the perfect finishing touch to this striking design. The ring is designed to sit flush next to a matching wedding band.

The centre diamond weight is 0.50ct with a minimum colour G and a minimum clarity SI. The diamond is accompanied by a laboratory certificate (GIA or equivalent). The total halo and side diamond weight is 0.35ct, all with a minimum colour F/G and a minimum clarity VS. The ring is 9.5mm wide at the top and 1.7mm wide at the base.

Details and finger sizes for our current stock pieces are shown below. Please contact us if you require an alternative size or have other specific requirements.

  • Serial Number: 2563591
    Ring sizeM
    Colour - ClarityG VS1
    Carat Weight0.50ct | 0.35ct
  • Serial Number: 2590204
    Ring sizeO
    Colour - ClarityE SI1
    Carat Weight0.50ct | 0.35ct
  • Serial Number: 2597047
    Ring sizeN
    Colour - ClarityG SI1
    Carat Weight0.50ct | 0.35ct
  • Serial Number: 2607029
    Ring sizeL
    Colour - ClarityF VS2
    Carat Weight0.50ct | 0.35ct

Delivery information

At Pravins we believe shopping online should be as easy and convenient as visiting one of our stores. We provide the following range of delivery options for online orders:

  • Free collection from any Pravins boutique.
  • Free delivery to UK mainland addresses, fully insured and tracked using Royal Mail Special Delivery.
  • International shipping at either £10 or £15, fully insured and tracked using Royal Mail International Signed For.

For detailed information about deliveries please click here.

We are happy to offer a full refund or an exchange (subject to certain conditions), within 14 days of the date you receive your order. Please note that items which have been adjusted, personalised or specially ordered cannot be returned.

For detailed information about returns click here.

Size Guide


Our store teams will be happy to assist you in measuring your finger size to help ensure your new ring is a good fit for you.  If you are not able to visit a store, please refer to our ring size guide.

If you are buying a gift and don’t know the finger size required, that’s not a problem.  Most of our stock pieces are in the most popular sizes and can usually either be adjusted after purchased or exchanged (unworn and subject to our normal return conditions) for a complete new ring in the correct size.

Bracelets and Necklaces

Our standard bracelet length is 19cm.  Chains and necklaces are generally 42cm or 45cm long, other lengths may be available, please contact us.



This piece has either been carefully designed and manufactured by Pravins or sourced by our buyers from a small and carefully-vetted supplier base. We pride ourselves on the highest quality standards, with an eye for detail and design that has been honed over five decades.




Select colour from swatches below