Solitaire (single-stone) engagement rings

Vintage 0.32ct Solitaire Diamond Engagement Ring, 18ct Yellow Gold

Place Of Origin:United Kingdom Date & Design Period:Circa 1970, vintage Metal Composition:18ct Yellow Gold Stone Composition:Central diamond: 0.32ctLength 4mm; Width 4mm; Depth 2.8mm Band Size:UK K / US 5.25 Single complimentary re-size available. This ring can easily be re-sized up or down to any size. Front Head Dimensions:Length 4.3mm; Width 4.3mm Condition and Wear:Excellent; wear commensurate with age. There are no marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it.

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£845
Antique, Edwardian, Sri Lankan 2.88ct Pink Sapphire Solitaire Ring, Silver

Please view the technical details and further images below. If you have any questions, or to book an appointment to view this ring, please contact us using the following options. Place Of Origin:England Date Period:Circa 1900 Metal Composition:Sterling silver Stone Composition:Native-cut pink sapphire. A very pretty, delicate with beautiful saturation. A very charming and unusual shape. Sapphire: 2.88ct (estimated)Length 7.8mm; Width 7.8mm; Depth 6.5mm Treatment: Unheated/untreated (assessed by our GIA qualified gemologist). The sapphire is most likely of Sri Lankan (Ceylon) origin, this will be stated on the certificate of authenticity. Band Size: UK / US . Single complimentary re-size available. This ring can easily be re-sized up or down to any size. Front Head Dimensions:Length 8mm; Width 8.1mm; Height of setting 6.4mm Condition and Wear:Excellent; wear commensurate with age. All stones secure, safely set with silver claws fully covering the stone, no damage to the setting. Minor scratches due to age. There are no major marks or scratches that we feel necessary to mention. To be worn with care.

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£2,500
6.44ct Sapphire and Diamond Three Stone Engagement Ring, 18ct Yellow Gold

Place Of Origin:England Date Period:Circa 1980 Metal Composition:18ct yellow and white gold Stone Composition:Rectangular-cut Sapphire; one of the most beautiful sapphires we have had the pleasure of selling. Sapphire: 6.44ct (known weight)Length 11.1mm; Width 7.9mm; Depth 6.7mm Treatment: Unheated/untreated (assessed by our GIA qualified gemologist). The sapphire is likely to be of Sri Lankan (Ceylon) origin. DiamondTotal diamond weight: 0.60ct (estimated). Band Size: UK M / US 6. Single complimentary re-size available. This ring can easily be re-sized up or down to any size. Front Head Dimensions:Length 11.1mm; Width 16.5mm; Height of setting 7.2mm Condition and Wear:Excellent; wear commensurate with age. All stones secure, safely set with claws fully covering each stone, no damage to the setting. Minor scratches due to age. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it.

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£16,500
Antique 2.2ct Round-Cut Diamond Solitaire Engagement Ring, Platinum

Please view the technical details below. If you have any questions, or to book an appointment to view this ring, please contact us using the following options. Place Of Origin:England Date:Circa 1920 | Art Deco Metal Composition:18ct yellow and plat. Marked: '18CT' and 'PLAT' Stone Composition:Diamond: an extraordinary stone with beautiful proportions with all the warm and charming characteristics of original antique diamond.Principle diamond weight: 2.20ct (estimated). Average Clarity; VS2 Colour; L/M. Cut; round-cut. Assessed in mount. Length 8.5mm; Width 8.5mm; Depth 5mm Band Size: UK N / US 6.75. Single complimentary re-size available. This ring can easily be re-sized up to any size. Front Head Dimensions:Length 8.5mm; Width 14mm (including diamond shoulders); Height of setting 6.6mm Condition and Wear:Excellent; minor wear commensurate with age. All stones secure, safely set within platinum claws fully covering each stone, no damage to the setting or large diamond. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it. See similar rings: diamond, solitaire, platinum

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£17,500
Edwardian, Yellow-Peach Sapphire and Baguette Diamond Engagement Ring, Platinum

Place Of Origin:England Date Period:Circa 1905, Edwardian Metal Composition:Platinum Stone Composition: Yellow Sapphire: 2.55ct (known weight)Length 9.1mm; Width 7.5mm; Depth 3.6mm DiamondTotal diamond weight: 0.24ct (estimated). Band Size: UK R 1/2 / US 9.75. Single complimentary re-size available. This ring can easily be re-sized up or down to any size. Front Head Dimensions:Length 9.9mm; Width 18.5mm (including diamond shoulders) ; Height of setting 4.9mm Condition and Wear:Excellent; wear commensurate with age. All stones secure, safely set with claws fully covering each stone, no damage to the setting. Minor scratches due to age. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it.

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£8,450
Antique Cabochon Pale Pink Topaz Ring, 18ct Yellow Gold

Please view the technical details below. If you have any questions, or to book an appointment to view this ring, please contact us using the following options. Place Of Origin:England Date Period:Victorian | Circa 1880 Metal Composition:18ct yellow gold. Complete with makers mark; 'HG&S' for Henry Griffith & Sons. Stone Composition:Oval Cabochon-cut Pink Topaz Topaz: 8.5ct (estimated)Length 14.3mm; Width 11.1mm; Depth 5.7mm Band Size: UK L / US 6. Single complimentary re-size available. This ring can easily be re-sized up or down to any size. Front Head Dimensions:Length 15.2mm; Width 12mm; Height of setting 7mm Condition and Wear:Excellent; minor wear commensurate with age. Topaz stone secure, safely set with claws fully covering the stone, no damage to the setting or topaz. Very minor scratches due to age. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it. See similar rings: cabochon, pink, topaz, yellow gold

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£2,650
Engagement | 18ct White Gold, 1.50ct Diamond Solitaire Ring

This classic brilliant cut diamond ring is the prototype for an engagement ring. Lustrous and opulent, the central diamond is complemented by delicate diamond-set shoulders. This ring is elegant, timeless and beautifully paired with a white gold wedding band or eternity ring. What a stunning vintage engagement ring. Please view the technical details below. If you have any questions, or to book an appointment to view this ring, please contact us using the following options. Place Of Origin: United KingdomDate & Design Period:1920 -1925 / Art Deco Metal Composition:Platinum; Marked '925' Stone Composition: Principal Diamond: 1.50ctLength 7.4mm; Width 7.4mm; Depth 7.4mm Total weight of diamond shoulders: 0.3ct Band Size:UK M / US 6.25 Single complimentary re-size available. This ring can easily be re-sized up to any size. Front Head Dimensions: Length 7.5mm; Width 7.5mm; Depth 6mm Condition and Wear: Very Good; Wear commensurate with age. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it. Caring for Diamond Jewellery

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£6,750
Art Deco | 1920s, Platinum, Diamond Engagement Ring

This classically designed vintage engagement ring needs little explanation. The lustrous and impressive diamond sits in a stripped back, timeless platinum band. This Art Deco piece is sophisticated and timeless, it would make the perfect engagement ring for someone who enjoys the beauty of simplicity or has a particular affinity for simplistic or vintage jewellery! Please view the technical details below. If you have any questions, or to book an appointment to view this ring, please contact us using the following options. Place Of Origin: United Kingdom Date & Design Period: Circa 1925 | Art Deco Metal Composition: Platinum Stone Composition: Diamond: 1.45ct Length 7.3mm; Width 7.3mm; Depth 4.4mm Clarity; VS1/2 Colour; H/I Band Size: UK N / US 6.75 Single complimentary re-size available. This ring can easily be re-sized up to any size. Front Head Dimensions: Length 8mm; Width 8mm; Height of Setting 5.9mm Condition & Wear: Excellent; Wear commensurate with age. There are no major marks or scratches that we feel necessary to mention. All of our jewellery is professionally cleaned prior to us listing it. Caring for Diamond Jewellery

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£10,500

Frequently Asked Questions

Find out about resizing, certification and shipping at The Antique Ring Boutique

Can a ring be re-sized?

Yes, most of our rings can be re-sized; unless stated in the item description. Simply add your required size in the notes section at checkout, and our team will take care of the rest!

What is my ring size?

If you are unsure of your ring size after choosing the perfect ring, please consult the sizing guide here or contact us to get a more accurate gauge of your ring size.

How long does re-sizing take?

Please allow an additional 5 to 10 working days to the delivery time. If you require your order for a particular date, please get in touch as soon as possible, and we will do our best to accommodate.

Can I purchase a ring and later return it to be re-sized?

Yes, we do. For example, if you have recently purchased a vintage engagement ring online, but it is not quite the right size for your partner, we can resize it. There is no additional charge for this but the buyer is responsible for the return postage and insurance upon return.

Does the ring come with a certificate?

While most of our rings are accompanied by gemological certificates, it is possible to provide a certificate to rings which don’t already have a certificate. There is an additional charge for this. All of the rings are checked and examined by a professional gemologist before they reach the website.

Do you ship items internationally?

Yes, we provide free international express shipping on all online orders. Local taxes and duties may apply. However, we currently do not ship to the following territories: Africa, Brazil, Cambodia, India, Israel, Lithuania, North Korea, Pakistan, Republic of Georgia, Russia, Turkey, etc.

How long will it take for the ring to arrive?

For all vintage and antique ring UK orders, orders are shipped via Royal Mail Special Delivery, the working day after the payment has cleared. Please allow 1-2 business days for your order to arrive. For orders from all other countries, orders are shipped via FedEx or DHL, the working day after the payment has cleared.

Please allow 4-5 business days for your order to arrive. Local taxes and duties may apply. You can read our shipping page for more information.