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Oval|Lab Grown|IGI

6.51ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG652426330

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG652426330

Diamond specifications and retailer prices

From $873 USD
As of October 29, 2026
Save $5,427 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,300 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.51ct lab-grown oval diamond

This 6.51ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG652426330 or 652426330. Listed at 23 retailers as of October 29, 2026, with prices from $873 to $6,300, a $5,427 spread on the same certified stone. Brilliant Earth lists it at $6,300. 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

6.51
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652426330
Dimensions15.27 × 10.31 × 6.47 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.27 mm10.31 mm6.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652426330
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.8%

Caratlytics Score

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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: Oct 29
Current: $6,300 USD|Low: $838 USD|High: $6,840 USD|Avg: $2,086 USD|-7.6%
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
Retailer 18
October 30, 2026
Retailer 3$873 USD
Retailer 9$950 USD
Retailer 5$977 USD
Retailer 7$1,013 USD
Retailer 2$1,088 USD
Retailer 14$1,190 USD
Retailer 15$1,450 USD
Retailer 10$1,517 USD
Retailer 16$1,538 USD
Retailer 11$1,558 USD
Retailer 17$1,875 USD
Retailer 13$1,960 USD
Retailer 18$2,116 USD
Retailer 8$2,847 USD
Retailer 4$3,168 USD
Retailer 6$3,186 USD
Retailer 12$3,816 USD
Brilliant Earth$6,300 USD

39 data points across 18 retailers

23 retailers$873 USD to $6,300 USD

A
Cheapest Retailer
-
$873 USD
A
Retailer 2
-
$950 USD
View
A
Retailer 3
-
$977 USD
View
Final sale: no returns
Retailer 4
-
$1,013 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,013 USD
View
A
Retailer 6
-
$1,088 USD
£857 GBP
View
A
Retailer 7
-
$1,190 USD
View
B+
Retailer 8
-
$1,450 USD
View
A
Retailer 9
-
$1,517 USD
View
A
Retailer 10
-
$1,538 USD
€1,465 EUR
View
A
Retailer 11
-
$1,558 USD
£1,226 GBP
View
Retailer 12
-
$1,875 USD
A$2,885 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$1,960 USD
ZAR 31,656 ZAR
View
B+
Retailer 14
-
$2,116 USD
View
B+
Retailer 15
-
$2,463 USD
View
B+
Retailer 16
-
$2,579 USD
View
B+
Retailer 17
-
$2,804 USD
£2,208 GBP
View
B+
Retailer 18
-
$2,847 USD
View
B+
Retailer 19
-
$3,168 USD
View
B+
Retailer 20
-
$3,186 USD
View
B
Retailer 21
-
$3,514 USD
View
B
Retailer 22
-
$3,816 USD
£3,005 GBP
View
Most Expensive
B
Brilliant Earth
17796174A · Oct 29
$6,300 USD
View
22 more retailers have this diamond
Prices start from $873 USDSave up to $5,427 USD

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
6.51ct Oval
$873 USD