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Radiant|Lab Grown|IGI

1.23ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG743523333

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

Certificate IGI LG743523333

Diamond specifications and retailer prices

From €200 EUR
$224 USD
As of November 2, 2026
Save €1,717 EUR (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,917 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743523333 or 743523333. Listed at 21 retailers as of November 2, 2026, with prices from €200 to €1,917, a €1,717 spread on the same certified stone. Do Amore Diamonds lists it at €1,917. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743523333
Dimensions7.68 × 5.25 × 3.52 mm
L/W Ratio1.46
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 mm5.25 mm1.23 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743523333
Side View
Table 63.0%Crown 42.1°Girdle: MED-STKPavilion 33.2°Culet: NoneDepth 67.0%

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: €519 EUR|Low: €192 EUR|High: €1,328 EUR|Avg: €611 EUR|+4.6%
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 14€200 EUR
Retailer 7€224 EUR
Retailer 3€232 EUR
Retailer 4€248 EUR
Retailer 15€248 EUR
Retailer 2€422 EUR
Retailer 6€464 EUR
Retailer 9€472 EUR
Retailer 1€519 EUR
Retailer 11€671 EUR
Retailer 13€799 EUR
Retailer 16€878 EUR
Retailer 8€1,031 EUR
Retailer 5€1,063 EUR
Retailer 10€1,095 EUR
Retailer 12€1,302 EUR

42 data points across 16 retailers

21 retailers€200 EUR to €1,917 EUR

A
Cheapest Retailer
-
€200 EUR
$224 USD
A
Retailer 2
-
€224 EUR
$251 USD
View
Final sale: no returns
A
Retailer 3
-
€232 EUR
$260 USD
View
Retailer 4
-
€248 EUR
$278 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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€248 EUR
$278 USD
View
A
Retailer 6
-
€365 EUR
HK$3,200 HKD
View
A
Retailer 7
-
€422 EUR
$473 USD
View
A
Retailer 8
-
€464 EUR
$520 USD
View
A
Retailer 9
-
€472 EUR
ZAR 8,548 ZAR
View
A
Retailer 10
-
€519 EUR
£459 GBP
View
A
Retailer 11
-
€559 EUR
$627 USD
View
Retailer 12
-
€671 EUR
A$1,158 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
€799 EUR
$896 USD
View
B+
Retailer 14
-
€878 EUR
$985 USD
View
B+
Retailer 15
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€1,031 EUR
$1,156 USD
View
B+
Retailer 16
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€1,060 EUR
£936 GBP
View
B+
Retailer 17
-
€1,063 EUR
SGD 1,611 SGD
View
B+
Retailer 18
-
€1,095 EUR
£967 GBP
View
B
Retailer 19
-
€1,132 EUR
$1,269 USD
View
Retailer 20
-
€1,302 EUR
$1,460 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-3C547B298 · Nov 2
€1,917 EUR
$2,150 USD
View
20 more retailers have this diamond
Prices start from €200 EURSave up to €1,717 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
€200 EUR