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Radiant|Lab Grown|IGI

4.03ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG619467085

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

Certificate IGI LG619467085

Diamond specifications and retailer prices

From €972 EUR
$1,086 USD
As of November 1, 2026
Save €2,539 EUR (72%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,511 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.03ct lab-grown radiant diamond

This 4.03ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG619467085 or 619467085. Listed at 19 retailers as of October 31, 2026, with prices from €972 to €3,511, a €2,539 spread on the same certified stone. Taylor and Hart lists it at €3,511. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.03
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619467085
Dimensions11.16 × 7.76 × 5.33 mm
L/W Ratio1.44
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
11.16 mm7.76 mm4.03 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619467085
Side View
Table 66.0%Crown 43.2°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 68.7%

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: Nov 1
Current: €3,418 EUR|Low: €972 EUR|High: €3,620 EUR|Avg: €1,992 EUR|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 3€972 EUR
Retailer 2€1,008 EUR
Retailer 5€1,019 EUR
Retailer 9€1,164 EUR
Retailer 11€1,357 EUR
Retailer 8€1,486 EUR
Retailer 6€1,542 EUR
Retailer 7€1,771 EUR
Retailer 10€1,984 EUR
Retailer 12€2,524 EUR
Retailer 4€3,384 EUR
Retailer 1€3,418 EUR
Taylor and Hart€3,511 EUR

39 data points across 13 retailers

19 retailers€972 EUR to €3,511 EUR

Retailer 1
-
€834 EUR
$932 USD
Price last confirmed 27 days ago
Retailer 2
-
€869 EUR
$971 USD
View
Price last confirmed 32 days ago
Retailer 3
-
€945 EUR
$1,056 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
€972 EUR
$1,086 USD
View
Final sale: no returns
Retailer 5
-
€994 EUR
$1,111 USD
View
Price last confirmed 32 days ago
Retailer 6
-
€994 EUR
$1,111 USD
View
Price last confirmed 35 days ago
Retailer 7
-
€1,008 EUR
$1,126 USD
View
Price last confirmed 29 days ago
A
Retailer 8
-
€1,019 EUR
£897 GBP
View
B+
Retailer 9
-
€1,164 EUR
$1,300 USD
View
B+
Retailer 10
-
€1,357 EUR
$1,516 USD
View
B+
Retailer 11
-
€1,486 EUR
$1,660 USD
View
B+
Retailer 12
-
€1,542 EUR
£1,356 GBP
View
B+
Retailer 13
-
€1,771 EUR
View
Retailer 14
-
€1,890 EUR
$2,111 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
€1,984 EUR
$2,217 USD
View
B
Retailer 16
-
€2,524 EUR
$2,820 USD
View
B
Retailer 17
-
€3,384 EUR
SGD 5,109 SGD
View
B
Retailer 18
-
€3,418 EUR
£3,007 GBP
View
Most Expensive
B
Taylor and Hart
89WMDK6 · Oct 31
€3,511 EUR
$3,922 USD
View
18 more retailers have this diamond
Prices start from €972 EURSave up to €2,539 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
4.03ct Radiant
€972 EUR