CaratHunter
Plans
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 $239 SGD
$187 USD
As of October 30, 2026
Save $1,232 SGD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,471 SGD 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 $239 to $1,471, a $1,232 spread on the same certified stone. Reve Diamonds lists it at $1,471. 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: $518 SGD|Low: $228 SGD|High: $1,471 SGD|Avg: $641 SGD|+1.3%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 18$239 SGD
Retailer 8$267 SGD
Retailer 10$276 SGD
Retailer 5$295 SGD
Retailer 7$295 SGD
Retailer 17$453 SGD
Retailer 1$518 SGD
Retailer 6$519 SGD
Retailer 14$534 SGD
Retailer 11$536 SGD
Retailer 3$600 SGD
Retailer 15$737 SGD
Retailer 12$763 SGD
Retailer 16$786 SGD
Retailer 4$786 SGD
Retailer 2$951 SGD
Retailer 9$1,020 SGD
Retailer 13$1,390 SGD
Reve Diamonds$1,471 SGD

40 data points across 19 retailers

21 retailers$239 SGD to $1,471 SGD

A
Cheapest Retailer
-
$239 SGD
$187 USD
A
Retailer 2
-
$267 SGD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$276 SGD
$216 USD
View
A
Retailer 4
-
$295 SGD
$231 USD
View
A
Retailer 5
-
$295 SGD
$231 USD
View
A
Retailer 6
-
$453 SGD
$354 USD
View
B+
Retailer 7
-
$518 SGD
€386 EUR
View
B+
Retailer 8
-
$519 SGD
$406 USD
View
B+
Retailer 9
-
$534 SGD
ZAR 6,754 ZAR
View
B+
Retailer 10
-
$536 SGD
£330 GBP
View
B+
Retailer 11
-
$600 SGD
$469 USD
View
B+
Retailer 12
-
$737 SGD
A$887 AUD
View
B+
Retailer 13
-
$763 SGD
A$918 AUD
View
B+
Retailer 14
-
$786 SGD
A$946 AUD
View
B+
Retailer 15
-
$786 SGD
$615 USD
View
B
Retailer 16
-
$836 SGD
£515 GBP
View
B
Retailer 17
-
$951 SGD
$744 USD
View
B
Retailer 18
-
$1,020 SGD
$798 USD
View
B
Retailer 19
-
$1,039 SGD
$813 USD
View
B
Retailer 20
-
$1,390 SGD
£856 GBP
View
Most Expensive
B
Reve Diamonds
2FFF9D2EF · Oct 30
$1,471 SGD
$1,151 USD
View
20 more retailers have this diamond
Prices start from $239 SGDSave up to $1,232 SGD

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
$239 SGD