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Heart|Lab Grown|IGI

10.03ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG842645154

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842645154

Diamond specifications and retailer prices

From €1,920 EUR
£1,689 GBP
As of November 1, 2026
Save €5,604 EUR (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €7,524 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG842645154 or 842645154. Listed at 13 retailers as of October 31, 2026, with prices from €1,920 to €7,524, a €5,604 spread on the same certified stone. Taylor and Hart lists it at €7,524. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842645154
Dimensions14.83 × 13.12 × 8.46 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.83 mm13.12 mm10.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842645154
Side View
Table 64.0%Crown 38.6°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 57.0%

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: Nov 1
Current: €3,075 EUR|Low: €1,920 EUR|High: €8,066 EUR|Avg: €4,524 EUR|-6.8%
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
Taylor and Hart
November 1, 2026
Retailer 8€1,920 EUR
Retailer 2€2,228 EUR
Retailer 11€2,457 EUR
Retailer 3€2,670 EUR
Retailer 1€3,075 EUR
Retailer 10€3,178 EUR
Retailer 4€3,672 EUR
Retailer 7€3,985 EUR
Retailer 12€5,796 EUR
Retailer 6€6,116 EUR
Retailer 5€6,364 EUR
Retailer 9€7,189 EUR
Retailer 13€7,251 EUR
Taylor and Hart€7,524 EUR

25 data points across 14 retailers

13 retailers€1,920 EUR to €7,524 EUR

A
Cheapest Retailer
-
€1,920 EUR
£1,689 GBP
A
Retailer 2
-
€2,228 EUR
$2,489 USD
View
Final sale: no returns
A
Retailer 3
-
€2,457 EUR
$2,745 USD
View
A
Retailer 4
-
€2,670 EUR
HK$23,300 HKD
View
A
Retailer 5
-
€3,075 EUR
$3,435 USD
View
A
Retailer 6
-
€3,178 EUR
£2,795 GBP
View
B+
Retailer 7
-
€3,985 EUR
A$6,850 AUD
View
B
Retailer 8
-
€5,796 EUR
$6,475 USD
View
B
Retailer 9
-
€6,116 EUR
$6,833 USD
View
B
Retailer 10
-
€6,364 EUR
$7,110 USD
View
B
Retailer 11
-
€7,189 EUR
SGD 10,854 SGD
View
B
Retailer 12
-
€7,251 EUR
A$12,463 AUD
View
Most Expensive
B
Taylor and Hart
MB3PQVG · Oct 31
€7,524 EUR
$8,406 USD
View
12 more retailers have this diamond
Prices start from €1,920 EURSave up to €5,604 EUR

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
€1,920 EUR