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Heart|Lab Grown|IGI

10.03ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG782622720

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG782622720

Diamond specifications and retailer prices

From $3,187 USD
£2,509 GBP
As of October 29, 2026
Save $9,182 USD (74%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $23,220 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 10.03ct lab-grown heart diamond

This 10.03ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782622720 or 782622720. Listed at 20 retailers as of October 27, 2026, with a 288% 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

10.03
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782622720
Dimensions14.46 × 14.46 × 13.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.46 mm14.46 mm10.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782622720
Side View
Table 57.0%Crown 41.4°Girdle: STK-THKPavilion 38°Culet: NoneDepth 59.7%

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 29
Current: $23,220 USD|Low: $2,938 USD|High: $23,220 USD|Avg: $6,008 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
October 29, 2026
Retailer 5$3,061 USD
Retailer 14$3,187 USD
Retailer 9$3,330 USD
Retailer 6$3,427 USD
Retailer 7$3,550 USD
Retailer 10$3,550 USD
Retailer 19$3,710 USD
Retailer 11$3,873 USD
Retailer 18$4,546 USD
Retailer 12$4,706 USD
Retailer 2$5,495 USD
Retailer 8$5,517 USD
Retailer 13$5,670 USD
Retailer 16$6,591 USD
Retailer 15$7,386 USD
Retailer 17$8,487 USD
Retailer 4$8,795 USD
Retailer 3$9,845 USD
Brilliant Earth$23,220 USD

41 data points across 19 retailers

20 retailers$3,187 USD to $12,369 USD

Retailer 1
-
$3,061 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$3,187 USD
£2,509 GBP
View
Retailer 3
-
$3,330 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$3,427 USD
View
Final sale: no returns
Retailer 5
-
$3,550 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$3,550 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$3,710 USD
View
A
Retailer 8
-
$3,873 USD
View
B+
Retailer 9
-
$4,546 USD
View
B+
Retailer 10
-
$4,706 USD
£3,705 GBP
View
B+
Retailer 11
-
$5,495 USD
ZAR 88,769 ZAR
View
Retailer 12
-
$5,517 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$5,670 USD
€5,400 EUR
View
Retailer 14
-
$6,591 USD
A$10,140 AUD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$7,386 USD
View
B
Retailer 16
-
$8,487 USD
View
Retailer 17
-
$8,795 USD
A$13,530 AUD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$9,845 USD
View
B
Retailer 19
-
$12,369 USD
View
Most Expensive
Brilliant Earth
20602866A · Oct 28
$23,220 USD
View
Price under review
19 more retailers have this diamond
Prices start from $3,187 USDSave up to $9,182 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
10.03ct Heart
$3,187 USD