Radiant|Lab Grown|IGI

5.05ct H SI1 Radiant Lab Grown Diamond

EX • H/SI1 • IGI LG836679053

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

Certificate IGI LG836679053

Diamond specifications and retailer prices

From €788 EUR
£694 GBP
As of November 1, 2026
Save €4,448 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,236 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 5.05ct lab-grown radiant diamond

This 5.05ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG836679053 or 836679053. Listed at 16 retailers as of October 28, 2026, with prices from €788 to €5,236, a €4,448 spread on the same certified stone. Brilliant Earth lists it at €5,236. 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

5.05
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836679053
Dimensions11.31 × 8.72 × 5.76 mm
L/W Ratio1.30
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.31 mm8.72 mm5.05 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836679053
Side View
Table 58.0%Crown 43.3°Girdle: ThickPavilion 38.6°Culet: NoneDepth 66.1%

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: €5,236 EUR|Low: €575 EUR|High: €5,236 EUR|Avg: €1,718 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 13€598 EUR
Retailer 3€694 EUR
Retailer 14€694 EUR
Retailer 8€788 EUR
Retailer 12€850 EUR
Retailer 7€994 EUR
Retailer 4€1,105 EUR
Retailer 9€1,112 EUR
Retailer 11€1,772 EUR
Retailer 10€2,354 EUR
Retailer 5€2,394 EUR
Retailer 2€2,923 EUR
Retailer 6€3,217 EUR
Brilliant Earth€5,236 EUR

31 data points across 14 retailers

16 retailers€788 EUR to €5,236 EUR

Retailer 1
-
€598 EUR
$668 USD
Price last confirmed 24 days ago
Retailer 2
-
€651 EUR
$727 USD
View
Price last confirmed 35 days ago
Retailer 3
-
€694 EUR
$775 USD
View
Price last confirmed 29 days ago
Retailer 4
-
€694 EUR
$775 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
€788 EUR
£694 GBP
View
A
Retailer 6
-
€850 EUR
$950 USD
View
B+
Retailer 7
-
€994 EUR
$1,110 USD
View
B+
Retailer 8
-
€1,105 EUR
$1,234 USD
View
B+
Retailer 9
-
€1,112 EUR
View
B+
Retailer 10
-
€1,772 EUR
$1,980 USD
View
Retailer 11
-
€1,951 EUR
$2,180 USD
View
Price last confirmed 32 days ago
B
Retailer 12
-
€2,354 EUR
$2,630 USD
View
B
Retailer 13
-
€2,394 EUR
$2,674 USD
View
B
Retailer 14
-
€2,923 EUR
£2,571 GBP
View
B
Retailer 15
-
€3,217 EUR
$3,594 USD
View
Most Expensive
B
Brilliant Earth
21562105A · Oct 28
€5,236 EUR
$5,850 USD
View
15 more retailers have this diamond
Prices start from €788 EURSave up to €4,448 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
5.05ct Radiant
€788 EUR