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Radiant|Lab Grown|IGI

1.23ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG577376752

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

Certificate IGI LG577376752

Diamond specifications and retailer prices

From €159 EUR
$178 USD
As of October 30, 2026
Save €1,366 EUR (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,525 EUR at Do Amore Diamonds · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577376752 or 577376752. Listed at 11 retailers as of October 30, 2026, with prices from €159 to €1,525, a €1,366 spread on the same certified stone. Do Amore Diamonds lists it at €1,525. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577376752
Dimensions7.69 × 5.19 × 3.48 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.69 mm5.19 mm1.23 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577376752
Side View
Table 65.0%Crown 45.2°Girdle: MediumPavilion 34.2°Culet: NoneDepth 67.1%

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: Oct 30
Current: €1,525 EUR|Low: €121 EUR|High: €1,525 EUR|Avg: €558 EUR|+1.8%
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
October 30, 2026
Retailer 14€159 EUR
Retailer 3€175 EUR
Retailer 11€185 EUR
Retailer 2€261 EUR
Retailer 16€350 EUR
Retailer 4€358 EUR
Retailer 6€378 EUR
Retailer 5€417 EUR
Retailer 8€465 EUR
Retailer 9€533 EUR
Retailer 13€571 EUR
Retailer 12€670 EUR
Retailer 15€700 EUR
Retailer 7€822 EUR
Retailer 10€1,020 EUR
Do Amore Diamonds€1,525 EUR

25 data points across 16 retailers

11 retailers€159 EUR to €1,525 EUR

A
Cheapest Retailer
-
€159 EUR
$178 USD
A
Retailer 2
-
€175 EUR
$196 USD
View
Final sale: no returns
A
Retailer 3
-
€185 EUR
$207 USD
View
A
Retailer 4
-
€261 EUR
£231 GBP
View
A
Retailer 5
-
€350 EUR
$393 USD
View
B+
Retailer 6
-
€533 EUR
A$919 AUD
View
Retailer 7
-
€571 EUR
$640 USD
View
Price last confirmed 12 days ago
B
Retailer 8
-
€670 EUR
$752 USD
View
B
Retailer 9
-
€700 EUR
$785 USD
View
B
Retailer 10
-
€1,020 EUR
£901 GBP
View
Most Expensive
B
Do Amore Diamonds
27-929EC78A2 · Oct 31
€1,525 EUR
$1,710 USD
View
10 more retailers have this diamond
Prices start from €159 EURSave up to €1,366 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
€159 EUR