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Oval|Lab Grown|IGI

10.51ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG660474991

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG660474991

Diamond specifications and retailer prices

From £1,412 GBP
$1,895 USD
As of November 3, 2026
Save £3,265 GBP (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,058 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 10.51ct lab-grown oval diamond

This 10.51ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG660474991 or 660474991. Listed at 19 retailers as of November 2, 2026, with a 231% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.51
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660474991
Dimensions18.07 × 12.10 × 7.53 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.07 mm12.10 mm10.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660474991
Side View
Table 58.0%Crown 35.8°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £6,058 GBP|Low: £1,064 GBP|High: £6,245 GBP|Avg: £2,820 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 13£1,108 GBP
Retailer 4£1,206 GBP
Retailer 15£1,285 GBP
Retailer 12£1,412 GBP
Retailer 17£1,478 GBP
Retailer 2£1,816 GBP
Retailer 10£2,008 GBP
Retailer 16£2,026 GBP
Retailer 8£2,333 GBP
Retailer 3£2,410 GBP
Retailer 7£3,100 GBP
Retailer 14£3,229 GBP
Retailer 11£4,154 GBP
Retailer 5£4,291 GBP
Retailer 9£4,522 GBP
Retailer 6£4,677 GBP
Brilliant Earth£6,058 GBP

43 data points across 17 retailers

19 retailers£1,412 GBP to £4,677 GBP

Retailer 1
-
£1,108 GBP
$1,487 USD
Price last confirmed 7 days ago
Retailer 2
-
£1,206 GBP
$1,618 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£1,285 GBP
$1,725 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£1,285 GBP
$1,725 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
£1,412 GBP
$1,895 USD
View
A
Retailer 6
-
£1,478 GBP
HK$15,500 HKD
View
A
Retailer 7
-
£1,816 GBP
View
Retailer 8
-
£2,008 GBP
€2,566 EUR
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£2,026 GBP
$2,719 USD
View
A
Retailer 10
-
£2,333 GBP
$3,131 USD
View
Retailer 11
-
£2,410 GBP
$3,234 USD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£3,100 GBP
View
Retailer 13
-
£3,229 GBP
$4,333 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£3,465 GBP
$4,650 USD
View
B+
Retailer 15
-
£4,154 GBP
$5,575 USD
View
Retailer 16
-
£4,291 GBP
SGD 7,781 SGD
View
Price last confirmed 8 days ago
B
Retailer 17
-
£4,522 GBP
$6,068 USD
View
B
Retailer 18
-
£4,677 GBP
$6,276 USD
View
Most Expensive
Brilliant Earth
18044317A · Oct 26
£6,058 GBP
$8,130 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from £1,412 GBPSave up to £3,265 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
10.51ct Oval
£1,412 GBP