Oval|Lab Grown|IGI

6.51ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG607390742

Certificate IGI LG607390742

Diamond specifications and retailer prices

From $952 USD
Save $6,908 USD (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $8,960 USD at Brilliant Earth
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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG607390742 or 607390742. Listed at 27 retailers, with a 726% 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

6.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607390742
Dimensions15.22 × 10.28 × 6.41 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.22 mm10.28 mm6.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607390742
Side View
Table 58.0%Crown 37.5°Girdle: Slightly ThickPavilion 39.7°Culet: NoneDepth 62.4%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $7,860 USD|Low: $760 USD|High: $13,150 USD|Avg: $2,834 USD|-40.2%
Brilliant Earth
Retailer 2
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Retailer 26
October 1, 2026
Retailer 6$952 USD
Retailer 26$1,035 USD
Retailer 9$1,065 USD
Retailer 7$1,089 USD
Retailer 10$1,104 USD
Retailer 2$1,173 USD
Retailer 13$1,280 USD
Retailer 12$1,580 USD
Retailer 4$1,586 USD
Retailer 20$1,727 USD
Retailer 3$1,802 USD
Retailer 24$2,048 USD
Retailer 23$2,093 USD
Retailer 5$2,100 USD
Retailer 15$2,209 USD
Retailer 14$2,693 USD
Retailer 16$2,847 USD
Retailer 11$3,048 USD
Retailer 25$3,104 USD
Retailer 17$3,425 USD
Retailer 21$3,788 USD
Retailer 8$3,826 USD
Retailer 19$3,842 USD
Retailer 18$3,896 USD
Retailer 22$4,640 USD
Brilliant Earth$7,860 USD

38 data points across 26 retailers

27 retailers$952 USD to $7,860 USD

A
Cheapest Retailer
-
$952 USD
A
Retailer 2
-
$1,035 USD
View
A
Retailer 3
-
$1,065 USD
View
A
Retailer 4
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$1,089 USD
View
A
Retailer 5
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$1,104 USD
View
A
Retailer 6
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$1,173 USD
£924 GBP
View
A
Retailer 7
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$1,280 USD
View
B+
Retailer 8
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$1,580 USD
View
A
Retailer 9
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$1,586 USD
View
A
Retailer 10
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$1,725 USD
£1,359 GBP
View
A
Retailer 11
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$1,802 USD
€1,716 EUR
View
B+
Retailer 12
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$2,048 USD
A$3,150 AUD
View
B+
Retailer 13
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$2,093 USD
ZAR 33,812 ZAR
View
A
Retailer 14
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$2,100 USD
View
B+
Retailer 15
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$2,209 USD
A$3,398 AUD
View
B+
Retailer 16
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$2,693 USD
View
B+
Retailer 17
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$2,847 USD
View
B+
Retailer 18
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$3,048 USD
£2,400 GBP
View
B+
Retailer 19
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$3,104 USD
View
B
Retailer 20
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$3,425 USD
View
B
Retailer 21
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$3,788 USD
£2,983 GBP
View
B
Retailer 22
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$3,826 USD
View
B
Retailer 23
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$3,842 USD
View
B
Retailer 24
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$3,976 USD
View
B
Retailer 25
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$4,640 USD
A$7,139 AUD
View
B
Retailer 26
-
$7,860 USD
View
Most Expensive
B
Brilliant Earth
10793082A · Sep 7
$8,960 USD
View
Price last confirmed 23 days ago
26 more retailers have this diamond
Prices start from $952 USDSave up to $6,908 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.

A
6.51ct Oval
$952 USD