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Heart|Lab Grown|IGI

6.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG724590966

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG724590966

Diamond specifications and retailer prices

From $1,079 USD
As of October 30, 2026
Save $5,311 USD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,390 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.51ct lab-grown heart diamond

This 6.51ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG724590966 or 724590966. Listed at 22 retailers as of October 30, 2026, with prices from $1,079 to $6,390, a $5,311 spread on the same certified stone. Brilliant Earth lists it at $6,390. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724590966
Dimensions12.80 × 11.95 × 7.37 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm11.95 mm6.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724590966
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 57.6%

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: Oct 30
Current: $6,390 USD|Low: $1,079 USD|High: $6,390 USD|Avg: $2,685 USD
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
Retailer 19
November 1, 2026
Retailer 4$1,079 USD
Retailer 11$1,174 USD
Retailer 19$1,252 USD
Retailer 17$1,425 USD
Retailer 8$1,446 USD
Retailer 6$1,649 USD
Retailer 12$1,814 USD
Retailer 16$1,825 USD
Retailer 13$1,994 USD
Retailer 14$2,320 USD
Retailer 18$2,347 USD
Retailer 3$2,394 USD
Retailer 15$2,423 USD
Retailer 5$3,050 USD
Retailer 9$3,702 USD
Retailer 10$4,199 USD
Retailer 2$4,246 USD
Retailer 7$4,375 USD
Brilliant Earth$6,390 USD

33 data points across 19 retailers

22 retailers$1,079 USD to $6,390 USD

A
Cheapest Retailer
-
$1,079 USD
A
Retailer 2
-
$1,174 USD
View
A
Retailer 3
-
$1,252 USD
View
A
Retailer 4
-
$1,308 USD
View
Final sale: no returns
Retailer 5
-
$1,332 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$1,425 USD
View
A
Retailer 7
-
$1,446 USD
HK$11,300 HKD
View
A
Retailer 8
-
$1,649 USD
View
A
Retailer 9
-
$1,814 USD
£1,428 GBP
View
B+
Retailer 10
-
$1,825 USD
View
A
Retailer 11
-
$1,994 USD
€1,899 EUR
View
B+
Retailer 12
-
$2,320 USD
A$3,569 AUD
View
A
Retailer 13
-
$2,347 USD
View
B+
Retailer 14
-
$2,394 USD
View
B+
Retailer 15
-
$2,423 USD
ZAR 39,139 ZAR
View
B+
Retailer 16
-
$3,050 USD
View
B+
Retailer 17
-
$3,625 USD
View
B+
Retailer 18
-
$3,702 USD
View
B+
Retailer 19
-
$4,199 USD
SGD 5,674 SGD
View
B+
Retailer 20
-
$4,246 USD
£3,343 GBP
View
B
Retailer 21
-
$4,375 USD
View
Most Expensive
B
Brilliant Earth
17635667A · Oct 31
$6,390 USD
View
21 more retailers have this diamond
Prices start from $1,079 USDSave up to $5,311 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 Heart
$1,079 USD