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Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG813625553

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG813625553

Diamond specifications and retailer prices

From €176 EUR
As of November 4, 2026
Save €821 EUR (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €997 EUR at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813625553 or 813625553. Listed at 21 retailers as of November 4, 2026, with prices from €176 to €997, a €821 spread on the same certified stone. Reve Diamonds lists it at €997. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813625553
Dimensions7.10 × 6.78 × 4.38 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.10 mm6.78 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG813625553
Side View
Table 60.0%Crown 37.3°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 61.7%

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: Nov 4
Current: €419 EUR|Low: €176 EUR|High: €1,194 EUR|Avg: €537 EUR|-0.6%
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
Retailer 14
Reve Diamonds
November 5, 2026
Retailer 8€176 EUR
Retailer 2€217 EUR
Retailer 14€323 EUR
Retailer 5€339 EUR
Retailer 11€346 EUR
Retailer 7€347 EUR
Retailer 1€419 EUR
Retailer 6€422 EUR
Retailer 3€636 EUR
Retailer 13€647 EUR
Retailer 10€663 EUR
Retailer 9€675 EUR
Retailer 12€748 EUR
Retailer 4€942 EUR
Reve Diamonds€997 EUR

40 data points across 15 retailers

21 retailers€176 EUR to €997 EUR

Retailer 1
-
€162 EUR
Price last confirmed 20 days ago
A
Retailer 2
-
€176 EUR
View
Final sale: no returns
Retailer 3
-
€188 EUR
View
Price last confirmed 22 days ago
Retailer 4
-
€201 EUR
View
Price last confirmed 25 days ago
A
Retailer 5
-
€217 EUR
View
A
Retailer 6
-
€323 EUR
View
Retailer 7
-
€339 EUR
View
Price last confirmed 14 days ago
B+
Retailer 8
-
€346 EUR
View
A
Retailer 9
-
€347 EUR
View
B+
Retailer 10
-
€419 EUR
View
Retailer 11
-
€422 EUR
View
Price last confirmed 11 days ago
B+
Retailer 12
-
€496 EUR
View
B+
Retailer 13
-
€636 EUR
View
B
Retailer 14
-
€647 EUR
View
Retailer 15
-
€647 EUR
View
Price last confirmed 21 days ago
B
Retailer 16
-
€663 EUR
View
B
Retailer 17
-
€668 EUR
View
B
Retailer 18
-
€675 EUR
View
B
Retailer 19
-
€748 EUR
View
Retailer 20
-
€942 EUR
View
Price last confirmed 12 days ago
Most Expensive
B
Reve Diamonds
68F0DAAE4 · Nov 4
€997 EUR
$1,119 USD
View
20 more retailers have this diamond
Prices start from €176 EURSave up to €821 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
1.23ct Heart
€176 EUR