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Heart|Lab Grown|IGI

5.09ct D VVS2 Heart Lab Grown Diamond

EX • D/VVS2 • IGI LG750509813

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG750509813

Diamond specifications and retailer prices

From $3,172 NZD
$1,788 USD
As of October 30, 2026
Save $11,042 NZD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $24,414 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG750509813 or 750509813. Listed at 21 retailers as of October 30, 2026, with a 348% 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

5.09
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750509813
Dimensions10.70 × 11.73 × 7.11 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
10.70 mm11.73 mm5.09 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750509813
Side View
Table 59.0%Crown 36.4°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 60.6%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $24,414 NZD|Low: $3,045 NZD|High: $24,414 NZD|Avg: $8,623 NZD
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
November 1, 2026
Retailer 15$3,172 NZD
Retailer 7$3,552 NZD
Retailer 3$3,680 NZD
Retailer 6$3,840 NZD
Retailer 13$3,974 NZD
Retailer 16$5,170 NZD
Retailer 10$5,586 NZD
Retailer 14$6,189 NZD
Retailer 9$8,230 NZD
Retailer 12$8,251 NZD
Retailer 4$9,915 NZD
Retailer 8$10,467 NZD
Retailer 11$11,100 NZD
Retailer 2$11,598 NZD
Retailer 5$21,824 NZD
Brilliant Earth$24,414 NZD

45 data points across 16 retailers

21 retailers$3,172 NZD to $14,215 NZD

A
Cheapest Retailer
-
$3,172 NZD
$1,788 USD
A
Retailer 2
-
$3,451 NZD
$1,945 USD
View
A
Retailer 3
-
$3,552 NZD
$2,002 USD
View
Final sale: no returns
A
Retailer 4
-
$3,680 NZD
$2,074 USD
View
Retailer 5
-
$3,680 NZD
$2,074 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$3,840 NZD
$2,164 USD
View
B+
Retailer 7
-
$3,974 NZD
$2,240 USD
View
B+
Retailer 8
-
$4,556 NZD
$2,568 USD
View
B+
Retailer 9
-
$5,170 NZD
$2,914 USD
View
B+
Retailer 10
-
$5,582 NZD
$3,146 USD
View
B+
Retailer 11
-
$5,586 NZD
£2,479 GBP
View
B+
Retailer 12
-
$6,189 NZD
$3,488 USD
View
B
Retailer 13
-
$8,230 NZD
A$7,136 AUD
View
B+
Retailer 14
-
$8,251 NZD
ZAR 75,130 ZAR
View
B
Retailer 15
-
$9,915 NZD
$5,588 USD
View
B
Retailer 16
-
$10,467 NZD
$5,899 USD
View
B
Retailer 17
-
$11,100 NZD
A$9,625 AUD
View
B
Retailer 18
-
$11,598 NZD
£5,147 GBP
View
B
Retailer 19
-
$14,215 NZD
$8,012 USD
View
Retailer 20
-
$21,824 NZD
$12,300 USD
View
Price under review
Most Expensive
Brilliant Earth
18895033A · Oct 31
$24,414 NZD
$13,760 USD
View
Price under review
20 more retailers have this diamond
Prices start from $3,172 NZDSave up to $11,042 NZD

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
5.09ct Heart
$3,172 NZD