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Heart|Lab Grown|IGI

0.99ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG833632368

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG833632368

Diamond specifications and retailer prices

From $165 USD
As of October 27, 2026
Save $692 USD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $857 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG833632368 or 833632368. Listed at 18 retailers as of October 25, 2026, with prices from $165 to $857, a $692 spread on the same certified stone. MOH London lists it at $857. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.99
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833632368
Dimensions6.92 × 6.24 × 4.05 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm6.24 mm0.99 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG833632368
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.5%

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 27
Current: $857 USD|Low: $165 USD|High: $874 USD|Avg: $401 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 13$165 USD
Retailer 4$183 USD
Retailer 10$205 USD
Retailer 7$242 USD
Retailer 5$263 USD
Retailer 6$313 USD
Retailer 8$315 USD
Retailer 12$337 USD
Retailer 9$393 USD
Retailer 11$467 USD
Retailer 2$499 USD
Retailer 3$850 USD
MOH London$857 USD

41 data points across 13 retailers

18 retailers$165 USD to $857 USD

A
Retailer 1
-
$148 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$149 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
$165 USD
View
Final sale: no returns
A
Retailer 4
-
$173 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$182 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
$183 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$205 USD
HK$1,600 HKD
View
A
Retailer 8
-
$242 USD
£191 GBP
View
A
Retailer 9
-
$263 USD
View
B+
Retailer 10
-
$313 USD
€298 EUR
View
B+
Retailer 11
-
$315 USD
£248 GBP
View
B+
Retailer 12
-
$337 USD
View
B+
Retailer 13
-
$393 USD
£310 GBP
View
B
Retailer 14
-
$467 USD
View
B
Retailer 15
-
$499 USD
SGD 674 SGD
View
B
Retailer 16
-
$594 USD
View
Price last confirmed 28 days ago
B
Retailer 17
-
$850 USD
View
Most Expensive
B
MOH London
LG833632368 · Oct 25
$857 USD
£675 GBP
View
17 more retailers have this diamond
Prices start from $165 USDSave up to $692 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
0.99ct Heart
$165 USD