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Radiant|Lab Grown|IGI

4.57ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG843663258

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

Certificate IGI LG843663258

Diamond specifications and retailer prices

From €943 EUR
£829 GBP
As of October 26, 2026
Save €1,363 EUR (59%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,069 EUR at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 4.57ct lab-grown radiant diamond

This 4.57ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843663258 or 843663258. Listed at 8 retailers as of October 26, 2026, with a 145% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.57
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843663258
Dimensions12.22 × 7.98 × 5.23 mm
L/W Ratio1.53
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.22 mm7.98 mm4.57 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843663258
Side View
Table 63.0%Crown 23.7°Girdle: MediumPavilion 34.1°Culet: NoneDepth 65.5%

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 26
Current: €943 EUR|Low: €941 EUR|High: €3,069 EUR|Avg: €1,837 EUR|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Reve Diamonds
October 26, 2026
Retailer 1€943 EUR
Retailer 5€1,190 EUR
Retailer 2€1,537 EUR
Retailer 7€1,583 EUR
Retailer 3€2,118 EUR
Retailer 4€2,132 EUR
Retailer 6€2,306 EUR
Reve Diamonds€3,069 EUR

18 data points across 8 retailers

8 retailers€943 EUR to €2,306 EUR

A
Cheapest Retailer
-
€943 EUR
£829 GBP
Retailer 2
-
€1,190 EUR
$1,330 USD
View
Price last confirmed 6 days ago
A
Retailer 3
-
€1,537 EUR
£1,352 GBP
View
Retailer 4
-
€1,583 EUR
$1,768 USD
View
Price last confirmed 9 days ago
Retailer 5
-
€2,118 EUR
A$3,640 AUD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
€2,132 EUR
$2,382 USD
View
B+
Retailer 7
-
€2,306 EUR
$2,576 USD
View
Most Expensive
Reve Diamonds
DB30D5A39 · Oct 25
€3,069 EUR
$3,428 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from €943 EURSave up to €1,363 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
4.57ct Radiant
€943 EUR