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Heart|Lab Grown|IGI

0.99ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG665409636

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665409636

Diamond specifications and retailer prices

From $266 AUD
$187 USD
As of October 30, 2026
Save $1,372 AUD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,638 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665409636 or 665409636. Listed at 21 retailers as of October 30, 2026, with prices from $266 to $1,638, a $1,372 spread on the same certified stone. Reve Diamonds lists it at $1,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409636
Dimensions6.26 × 6.79 × 4.09 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.26 mm6.79 mm0.99 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409636
Side View
Table 55.0%Crown 32.7°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 60.2%

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: $577 AUD|Low: $253 AUD|High: $1,638 AUD|Avg: $714 AUD|+1.3%
Retailer 1
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Retailer 18
Reve Diamonds
October 31, 2026
Retailer 18$266 AUD
Retailer 8$298 AUD
Retailer 10$307 AUD
Retailer 5$329 AUD
Retailer 7$329 AUD
Retailer 17$504 AUD
Retailer 1$577 AUD
Retailer 6$578 AUD
Retailer 14$595 AUD
Retailer 11$597 AUD
Retailer 3$668 AUD
Retailer 15$821 AUD
Retailer 12$849 AUD
Retailer 16$875 AUD
Retailer 4$876 AUD
Retailer 2$1,059 AUD
Retailer 9$1,135 AUD
Retailer 13$1,548 AUD
Reve Diamonds$1,638 AUD

40 data points across 19 retailers

21 retailers$266 AUD to $1,638 AUD

A
Cheapest Retailer
-
$266 AUD
$187 USD
A
Retailer 2
-
$298 AUD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$307 AUD
$216 USD
View
A
Retailer 4
-
$329 AUD
$231 USD
View
A
Retailer 5
-
$329 AUD
$231 USD
View
A
Retailer 6
-
$504 AUD
$354 USD
View
B+
Retailer 7
-
$577 AUD
€386 EUR
View
B+
Retailer 8
-
$578 AUD
$406 USD
View
B+
Retailer 9
-
$595 AUD
ZAR 6,754 ZAR
View
B+
Retailer 10
-
$597 AUD
£330 GBP
View
B+
Retailer 11
-
$668 AUD
$469 USD
View
B+
Retailer 12
-
$821 AUD
View
B+
Retailer 13
-
$849 AUD
View
B+
Retailer 14
-
$875 AUD
View
B+
Retailer 15
-
$876 AUD
$615 USD
View
B
Retailer 16
-
$931 AUD
£515 GBP
View
B
Retailer 17
-
$1,059 AUD
$744 USD
View
B
Retailer 18
-
$1,135 AUD
$798 USD
View
B
Retailer 19
-
$1,157 AUD
$813 USD
View
B
Retailer 20
-
$1,548 AUD
£856 GBP
View
Most Expensive
B
Reve Diamonds
2FFF9D2EF · Oct 30
$1,638 AUD
$1,151 USD
View
20 more retailers have this diamond
Prices start from $266 AUDSave up to $1,372 AUD

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
0.99ct Heart
$266 AUD