Radiant|Lab Grown|IGI

1.23ct F VS1 Radiant Lab Grown Diamond

F/VS1 • IGI LG638428759

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

Certificate IGI LG638428759

Diamond specifications and retailer prices

From €203 EUR
$228 USD
As of October 29, 2026
Save €1,366 EUR (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,569 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) and certified by IGI LG638428759 or 638428759. Listed at 17 retailers as of October 29, 2026, with prices from €203 to €1,569, a €1,366 spread on the same certified stone. Do Amore Diamonds lists it at €1,569. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638428759
Dimensions5.44 × 5.44 × 3.65 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.44 mm5.44 mm1.23 ctF / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638428759
Side View
Table 63.0%Crown 46.9°Girdle: MediumPavilion 35°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
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: Oct 29
Current: €1,569 EUR|Low: €201 EUR|High: €1,569 EUR|Avg: €554 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
October 31, 2026
Retailer 13€203 EUR
Retailer 9€269 EUR
Retailer 5€310 EUR
Retailer 3€358 EUR
Retailer 6€385 EUR
Retailer 2€408 EUR
Retailer 4€424 EUR
Retailer 7€548 EUR
Retailer 11€575 EUR
Retailer 12€593 EUR
Retailer 10€689 EUR
Retailer 8€1,049 EUR
Do Amore Diamonds€1,569 EUR

40 data points across 13 retailers

17 retailers€203 EUR to €1,569 EUR

Retailer 1
-
€203 EUR
$228 USD
Price last confirmed 30 days ago
A
Retailer 2
-
€203 EUR
$228 USD
View
Retailer 3
-
€269 EUR
£238 GBP
View
Price last confirmed 16 days ago
B+
Retailer 4
-
€310 EUR
$348 USD
View
B+
Retailer 5
-
€358 EUR
$402 USD
View
A
Retailer 6
-
€385 EUR
ZAR 6,968 ZAR
View
B+
Retailer 7
-
€408 EUR
£360 GBP
View
B+
Retailer 8
-
€424 EUR
$475 USD
View
B+
Retailer 9
-
€548 EUR
A$945 AUD
View
Retailer 10
-
€575 EUR
$645 USD
View
Price last confirmed 12 days ago
Retailer 11
-
€593 EUR
A$1,023 AUD
View
Price last confirmed 26 days ago
B
Retailer 12
-
€659 EUR
£582 GBP
View
B
Retailer 13
-
€689 EUR
$773 USD
View
Retailer 14
-
€720 EUR
$808 USD
View
Price last confirmed 33 days ago
B
Retailer 15
-
€874 EUR
$980 USD
View
B
Retailer 16
-
€1,049 EUR
£926 GBP
View
Most Expensive
C
Do Amore Diamonds
27-06BA061E7 · Oct 31
€1,569 EUR
$1,760 USD
View
16 more retailers have this diamond
Prices start from €203 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
€203 EUR