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Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG741501172

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG741501172

Diamond specifications and retailer prices

From €178 EUR
$200 USD
As of November 2, 2026
Save €1,534 EUR (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,712 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG741501172 or 741501172. Listed at 12 retailers as of November 1, 2026, with prices from €178 to €1,712, a €1,534 spread on the same certified stone. Do Amore Diamonds lists it at €1,712. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741501172
Dimensions7.68 × 6.70 × 4.07 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.68 mm6.70 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741501172
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 53.0%

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: Nov 2
Current: €1,712 EUR|Low: €172 EUR|High: €1,917 EUR|Avg: €672 EUR|-10.7%
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
November 1, 2026
Retailer 9€178 EUR
Retailer 14€200 EUR
Retailer 15€207 EUR
Retailer 16€268 EUR
Retailer 3€302 EUR
Retailer 11€440 EUR
Retailer 8€458 EUR
Retailer 5€472 EUR
Retailer 7€543 EUR
Retailer 10€597 EUR
Retailer 12€641 EUR
Retailer 13€785 EUR
Retailer 2€979 EUR
Retailer 6€1,155 EUR
Retailer 4€1,284 EUR
Do Amore Diamonds€1,712 EUR

29 data points across 16 retailers

12 retailers€178 EUR to €1,712 EUR

A
Cheapest Retailer
-
€178 EUR
$200 USD
A
Retailer 2
-
€200 EUR
$224 USD
View
Final sale: no returns
A
Retailer 3
-
€207 EUR
$232 USD
View
A
Retailer 4
-
€268 EUR
$300 USD
View
B+
Retailer 5
-
€302 EUR
$339 USD
View
B+
Retailer 6
-
€440 EUR
$494 USD
View
B+
Retailer 7
-
€597 EUR
A$1,031 AUD
View
B+
Retailer 8
-
€641 EUR
$719 USD
View
B+
Retailer 9
-
€785 EUR
$881 USD
View
B
Retailer 10
-
€979 EUR
£865 GBP
View
B
Retailer 11
-
€1,284 EUR
$1,440 USD
View
Most Expensive
B
Do Amore Diamonds
27-2E2D7CFAC · Nov 1
€1,712 EUR
$1,920 USD
View
11 more retailers have this diamond
Prices start from €178 EURSave up to €1,534 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
€178 EUR