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Heart|Lab Grown|IGI

1.45ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG681553878

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG681553878

Diamond specifications and retailer prices

From €323 EUR
$361 USD
As of October 30, 2026
Save €1,233 EUR (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,557 EUR at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681553878 or 681553878. Listed at 15 retailers as of October 30, 2026, with prices from €323 to €1,557, a €1,233 spread on the same certified stone. Michael Trio lists it at €1,557. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681553878
Dimensions7.20 × 7.84 × 4.59 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.20 mm7.84 mm1.45 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681553878
Side View
Table 59.0%Crown 37.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 58.5%

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: €1,557 EUR|Low: €323 EUR|High: €1,614 EUR|Avg: €845 EUR|+20.1%
Michael Trio
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
October 31, 2026
Retailer 15€323 EUR
Retailer 9€451 EUR
Retailer 8€497 EUR
Retailer 3€569 EUR
Retailer 14€583 EUR
Retailer 12€607 EUR
Retailer 2€642 EUR
Retailer 5€742 EUR
Retailer 6€763 EUR
Retailer 11€882 EUR
Retailer 7€1,021 EUR
Retailer 13€1,053 EUR
Retailer 10€1,441 EUR
Michael Trio€1,557 EUR
Retailer 4€1,614 EUR

23 data points across 15 retailers

15 retailers€323 EUR to €1,557 EUR

Retailer 1
-
€290 EUR
$324 USD
Price last confirmed 32 days ago
A
Retailer 2
-
€323 EUR
$361 USD
View
Final sale: no returns
Retailer 3
-
€336 EUR
$375 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€354 EUR
$396 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
€451 EUR
£397 GBP
View
B+
Retailer 6
-
€497 EUR
$555 USD
View
B+
Retailer 7
-
€569 EUR
$636 USD
View
B+
Retailer 8
-
€583 EUR
$651 USD
View
Retailer 9
-
€607 EUR
ZAR 10,961 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€642 EUR
£564 GBP
View
B
Retailer 11
-
€882 EUR
A$1,516 AUD
View
B
Retailer 12
-
€1,053 EUR
$1,176 USD
View
Retailer 13
-
€1,155 EUR
$1,290 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
€1,441 EUR
£1,268 GBP
View
Most Expensive
B
Michael Trio
1366617603 · Oct 30
€1,557 EUR
SGD 2,350 SGD
View
14 more retailers have this diamond
Prices start from €323 EURSave up to €1,233 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
1.45ct Heart
€323 EUR