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Heart|Lab Grown|IGI

1.21ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG842638596

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842638596

Diamond specifications and retailer prices

From €171 EUR
$191 USD
As of October 30, 2026
Save €1,467 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,638 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842638596 or 842638596. Listed at 16 retailers as of October 30, 2026, with prices from €171 to €1,638, a €1,467 spread on the same certified stone. Do Amore 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

1.21
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842638596
Dimensions6.73 × 7.46 × 4.03 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
6.73 mm7.46 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842638596
Side View
Table 61.0%Crown 28.5°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 54.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,638 EUR|Low: €171 EUR|High: €1,638 EUR|Avg: €590 EUR
Do Amore Diamonds
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
October 30, 2026
Retailer 5€171 EUR
Retailer 16€198 EUR
Retailer 13€294 EUR
Retailer 6€311 EUR
Retailer 8€321 EUR
Retailer 4€371 EUR
Retailer 3€432 EUR
Retailer 11€571 EUR
Retailer 2€618 EUR
Retailer 15€630 EUR
Retailer 10€666 EUR
Retailer 14€684 EUR
Retailer 7€752 EUR
Retailer 12€937 EUR
Retailer 9€942 EUR
Do Amore Diamonds€1,638 EUR

18 data points across 16 retailers

16 retailers€171 EUR to €1,638 EUR

A
Cheapest Retailer
-
€171 EUR
$191 USD
A
Retailer 2
-
€198 EUR
$221 USD
View
Retailer 3
-
€294 EUR
£259 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
€311 EUR
$347 USD
View
A
Retailer 5
-
€321 EUR
HK$2,800 HKD
View
A
Retailer 6
-
€371 EUR
$415 USD
View
B+
Retailer 7
-
€432 EUR
$483 USD
View
B+
Retailer 8
-
€571 EUR
A$982 AUD
View
B+
Retailer 9
-
€618 EUR
$690 USD
View
B+
Retailer 10
-
€630 EUR
$704 USD
View
B
Retailer 11
-
€666 EUR
A$1,144 AUD
View
B
Retailer 12
-
€684 EUR
$764 USD
View
B
Retailer 13
-
€752 EUR
$840 USD
View
B
Retailer 14
-
€937 EUR
SGD 1,414 SGD
View
B
Retailer 15
-
€942 EUR
£829 GBP
View
Most Expensive
B
Do Amore Diamonds
27-04F2FCAFF · Oct 31
€1,638 EUR
$1,830 USD
View
15 more retailers have this diamond
Prices start from €171 EURSave up to €1,467 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
1.21ct Heart
€171 EUR