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Radiant|Lab Grown|IGI

4.59ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG781655189

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

Certificate IGI LG781655189

Diamond specifications and retailer prices

From €950 EUR
$1,061 USD
As of October 30, 2026
Save €4,859 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €5,809 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.59ct lab-grown radiant diamond

This 4.59ct 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 LG781655189 or 781655189. Listed at 10 retailers as of October 30, 2026, with prices from €950 to €5,809, a €4,859 spread on the same certified stone. Brilliant Earth lists it at €5,809. 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

4.59
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781655189
Dimensions11.81 × 8.20 × 5.54 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm8.20 mm4.59 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781655189
Side View
Table 67.0%Crown 47.2°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.6%

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 30
Current: €5,809 EUR|Low: €912 EUR|High: €9,739 EUR|Avg: €3,058 EUR|-40.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6€950 EUR
Retailer 2€1,033 EUR
Retailer 3€1,102 EUR
Retailer 7€1,456 EUR
Retailer 9€1,785 EUR
Retailer 4€2,279 EUR
Retailer 8€3,356 EUR
Retailer 5€3,928 EUR
Retailer 10€4,319 EUR
Brilliant Earth€5,809 EUR

21 data points across 10 retailers

10 retailers€950 EUR to €5,809 EUR

A
Cheapest Retailer
-
€950 EUR
$1,061 USD
A
Retailer 2
-
€1,033 EUR
$1,154 USD
View
A
Retailer 3
-
€1,102 EUR
$1,231 USD
View
A
Retailer 4
-
€1,456 EUR
$1,627 USD
View
B+
Retailer 5
-
€2,279 EUR
$2,546 USD
View
B
Retailer 6
-
€3,356 EUR
£2,952 GBP
View
B
Retailer 7
-
€3,928 EUR
£3,455 GBP
View
B
Retailer 8
-
€4,319 EUR
$4,825 USD
View
B
Retailer 9
-
€4,941 EUR
£4,347 GBP
View
Most Expensive
B
Brilliant Earth
20918173A · Oct 31
€5,809 EUR
$6,490 USD
View
9 more retailers have this diamond
Prices start from €950 EURSave up to €4,859 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
4.59ct Radiant
€950 EUR