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Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG837614919

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837614919

Diamond specifications and retailer prices

From €204 EUR
As of November 4, 2026
Save €1,132 EUR (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,336 EUR at Michael Trio · As of November 4, 2026
View at Michael Trio

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837614919 or 837614919. Listed at 19 retailers as of November 4, 2026, with prices from €204 to €1,336, a €1,132 spread on the same certified stone. Michael Trio lists it at €1,336. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837614919
Dimensions6.77 × 7.53 × 4.30 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
6.77 mm7.53 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837614919
Side View
Table 60.0%Crown 33.8°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: €1,336 EUR|Low: €204 EUR|High: €1,342 EUR|Avg: €556 EUR|-0.4%
Michael Trio
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
November 5, 2026
Retailer 5€204 EUR
Retailer 15€228 EUR
Retailer 16€236 EUR
Retailer 19€252 EUR
Retailer 11€256 EUR
Retailer 2€286 EUR
Retailer 7€340 EUR
Retailer 6€437 EUR
Retailer 12€467 EUR
Retailer 8€535 EUR
Retailer 10€540 EUR
Retailer 4€620 EUR
Retailer 14€812 EUR
Retailer 18€814 EUR
Retailer 3€858 EUR
Retailer 17€873 EUR
Retailer 9€968 EUR
Retailer 13€1,009 EUR
Michael Trio€1,336 EUR

21 data points across 19 retailers

19 retailers€204 EUR to €1,336 EUR

A+
Cheapest Retailer
-
€204 EUR
A
Retailer 2
-
€228 EUR
View
Final sale: no returns
A
Retailer 3
-
€236 EUR
View
A
Retailer 4
-
€252 EUR
View
Retailer 5
-
€256 EUR
View
Price last confirmed 11 days ago
A
Retailer 6
-
€286 EUR
View
A
Retailer 7
-
€340 EUR
View
A
Retailer 8
-
€437 EUR
View
B+
Retailer 9
-
€467 EUR
View
B+
Retailer 10
-
€535 EUR
View
B+
Retailer 11
-
€540 EUR
View
B+
Retailer 12
-
€620 EUR
View
B+
Retailer 13
-
€812 EUR
View
B
Retailer 14
-
€814 EUR
View
B+
Retailer 15
-
€858 EUR
View
B+
Retailer 16
-
€873 EUR
View
Retailer 17
-
€968 EUR
View
Price last confirmed 7 days ago
B
Retailer 18
-
€1,009 EUR
View
Most Expensive
B
Michael Trio
1766853901 · Nov 4
€1,336 EUR
SGD 2,027 SGD
View
18 more retailers have this diamond
Prices start from €204 EURSave up to €1,132 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
€204 EUR