0.30ct Brilliant Cut Diamond – UK Size H½

A beautifully elegant vintage platinum diamond ring, centred with a stunning 0.30 carat brilliant-cut diamond and surrounded by a delicate halo of additional diamonds that enhance the sparkle and presence of the centre stone.

The central diamond is graded D colour and VS2 clarity, placing it among the highest colour grades available and ensuring exceptional brilliance and purity. With excellent polish and a very good cut, the stone reflects light beautifully and delivers the crisp sparkle that makes fine diamonds so captivating. 

Encircling the centre stone is a halo of smaller diamonds totalling 0.16 carats, creating a refined frame of light that enhances the overall brilliance while maintaining an elegant and timeless profile.

Crafted in solid platinum, the setting offers both exceptional durability and a refined white tone that perfectly complements the diamonds. Platinum has long been considered one of the most prestigious metals in fine jewellery, prized for its strength and lasting beauty.

With its balanced proportions and classic design, this ring has the timeless elegance of a traditional engagement ring while retaining the distinctive charm of a vintage piece.

Why this ring stands out

• 0.30ct brilliant-cut natural diamond

• Exceptional D colour / VS2 clarity centre stone

• Halo of diamonds totalling 0.16ct

• Crafted in solid platinum

• Excellent polish and very good cut for outstanding sparkle

• Comes with original certificates and paperwork

Because this is a unique vintage ring, only one is available.

Key Specifications

Metal: Platinum

Centre diamond: 0.30 carat round brilliant cut

Diamond colour: D

Diamond clarity: VS2

Additional diamonds: 0.16 carats total (halo setting)

Cut grade: Very good cut

Polish: Excellent

Ring size:

• UK H½

• US 4

• EU 46.5 

Documentation: Original certificates and paperwork included

Valuation: Previously valued at £2,500 

Condition

The ring is in very good vintage condition, with light signs of wear consistent with careful use.

The diamonds remain bright and lively, and the platinum setting is strong and beautifully presented. Overall it shows the quality and craftsmanship expected from fine vintage jewellery.

A timeless diamond classic

Halo diamond rings have long been admired for the way they enhance the visual size and brilliance of the centre stone while maintaining an elegant and balanced design.

This example perfectly captures that aesthetic — combining a high-quality centre diamond with a refined platinum setting that allows the stones to take centre stage.

Whether chosen as an engagement ring, special gift, or timeless addition to a jewellery collection, it is a piece designed to be worn and treasured for many years to come.

Purchase with confidence

• Natural diamonds

• Solid platinum setting

• Original documentation included

• Carefully inspected and accurately described

• Secure insured shipping

• Carefully packaged for safe delivery

💬 If you would like additional photographs, measurements or sizing advice, please feel free to get in touch.