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Radiant|Lab Grown|IGI

1.23ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG643427237

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG643427237

Diamond specifications and retailer prices

From €168 EUR
$188 USD
As of October 30, 2026
Save €1,437 EUR (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,605 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG643427237 or 643427237. Listed at 15 retailers as of October 30, 2026, with prices from €168 to €1,605, a €1,437 spread on the same certified stone. Do Amore Diamonds lists it at €1,605. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643427237
Dimensions7.76 × 5.17 × 3.52 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.76 mm5.17 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643427237
Side View
Table 67.0%Crown 43.4°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 68.1%

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: €1,605 EUR|Low: €135 EUR|High: €1,605 EUR|Avg: €552 EUR
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 2, 2026
Retailer 12€168 EUR
Retailer 4€187 EUR
Retailer 16€194 EUR
Retailer 3€208 EUR
Retailer 13€208 EUR
Retailer 8€320 EUR
Retailer 15€364 EUR
Retailer 2€422 EUR
Retailer 5€495 EUR
Retailer 10€535 EUR
Retailer 11€669 EUR
Retailer 14€736 EUR
Retailer 6€838 EUR
Retailer 7€889 EUR
Retailer 9€917 EUR
Do Amore Diamonds€1,605 EUR

42 data points across 16 retailers

15 retailers€168 EUR to €1,605 EUR

A
Cheapest Retailer
-
€168 EUR
$188 USD
A
Retailer 2
-
€187 EUR
$210 USD
View
Final sale: no returns
A
Retailer 3
-
€194 EUR
$218 USD
View
Retailer 4
-
€208 EUR
$233 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€208 EUR
$233 USD
View
A
Retailer 6
-
€320 EUR
$359 USD
View
A
Retailer 7
-
€364 EUR
$408 USD
View
A
Retailer 8
-
€422 EUR
£372 GBP
View
B+
Retailer 9
-
€495 EUR
$555 USD
View
Retailer 10
-
€535 EUR
$600 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
€669 EUR
$750 USD
View
B
Retailer 12
-
€736 EUR
$825 USD
View
Retailer 13
-
€889 EUR
$998 USD
View
Price last confirmed 15 days ago
B
Retailer 14
-
€917 EUR
£810 GBP
View
Most Expensive
B
Do Amore Diamonds
27-704997A70 · Nov 2
€1,605 EUR
$1,800 USD
View
14 more retailers have this diamond
Prices start from €168 EURSave up to €1,437 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 Radiant
€168 EUR