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Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG744522308

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

Certificate IGI LG744522308

Diamond specifications and retailer prices

From €164 EUR
$183 USD
As of October 30, 2026
Save €1,241 EUR (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,405 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG744522308 or 744522308. Listed at 14 retailers as of October 30, 2026, with prices from €164 to €1,405, a €1,241 spread on the same certified stone. Do Amore Diamonds lists it at €1,405. 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
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744522308
Dimensions7.22 × 5.29 × 3.75 mm
L/W Ratio1.36
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
7.22 mm5.29 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744522308
Side View
Table 60.0%Crown 47.3°Girdle: MediumPavilion 36.8°Culet: NoneDepth 70.9%

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: €1,405 EUR|Low: €154 EUR|High: €1,459 EUR|Avg: €546 EUR|+5.4%
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 8€164 EUR
Retailer 11€214 EUR
Retailer 12€250 EUR
Retailer 4€314 EUR
Retailer 2€337 EUR
Retailer 10€405 EUR
Retailer 6€488 EUR
Retailer 7€504 EUR
Retailer 3€631 EUR
Retailer 13€670 EUR
Retailer 5€726 EUR
Retailer 9€937 EUR
Do Amore Diamonds€1,405 EUR

23 data points across 13 retailers

14 retailers€164 EUR to €1,405 EUR

Retailer 1
-
€146 EUR
$163 USD
Price last confirmed 29 days ago
A
Retailer 2
-
€164 EUR
$183 USD
View
Final sale: no returns
Retailer 3
-
€171 EUR
$191 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€214 EUR
$239 USD
View
B+
Retailer 5
-
€250 EUR
$279 USD
View
A
Retailer 6
-
€337 EUR
View
A
Retailer 7
-
€405 EUR
$453 USD
View
B+
Retailer 8
-
€488 EUR
A$839 AUD
View
B+
Retailer 9
-
€504 EUR
$563 USD
View
Retailer 10
-
€631 EUR
$705 USD
View
Price last confirmed 26 days ago
Retailer 11
-
€670 EUR
$748 USD
View
Price last confirmed 31 days ago
B+
Retailer 12
-
€670 EUR
$749 USD
View
B
Retailer 13
-
€937 EUR
£824 GBP
View
Most Expensive
B
Do Amore Diamonds
27-085B4B35E · Oct 31
€1,405 EUR
$1,570 USD
View
13 more retailers have this diamond
Prices start from €164 EURSave up to €1,241 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
€164 EUR