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Heart|Lab Grown|IGI

1.21ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG602395382

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG602395382

Diamond specifications and retailer prices

From €225 EUR
$251 USD
As of October 30, 2026
Save €842 EUR (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,067 EUR at Michael Trio · As of October 31, 2026
View at Michael Trio

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 LG602395382 or 602395382. Listed at 7 retailers as of October 30, 2026, with prices from €225 to €1,067, a €842 spread on the same certified stone. Michael Trio lists it at €1,067. 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 angle36.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602395382
Dimensions7.51 × 6.41 × 4.40 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.51 mm6.41 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602395382
Side View
Table 57.0%Crown 36.2°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
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: €1,067 EUR|Low: €225 EUR|High: €1,067 EUR|Avg: €559 EUR
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5€225 EUR
Retailer 7€319 EUR
Retailer 6€367 EUR
Retailer 2€546 EUR
Retailer 3€618 EUR
Retailer 4€691 EUR
Michael Trio€1,067 EUR

11 data points across 7 retailers

7 retailers€225 EUR to €1,067 EUR

A
Cheapest Retailer
-
€225 EUR
$251 USD
Final sale: no returns
A
Retailer 2
-
€319 EUR
$356 USD
View
A
Retailer 3
-
€367 EUR
HK$3,200 HKD
View
B+
Retailer 4
-
€546 EUR
A$938 AUD
View
B+
Retailer 5
-
€618 EUR
$690 USD
View
B+
Retailer 6
-
€691 EUR
A$1,188 AUD
View
Most Expensive
B
Michael Trio
2912653170 · Oct 31
€1,067 EUR
SGD 1,611 SGD
View
6 more retailers have this diamond
Prices start from €225 EURSave up to €842 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
€225 EUR