Round|Lab Grown|IGI

0.54ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG407915209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407915209

Diamond specifications and retailer prices

From €215 EUR
$240 USD
As of November 1, 2026
Save €853 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,067 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407915209 or 407915209. Listed at 11 retailers as of November 1, 2026, with prices from €215 to €1,067, a €853 spread on the same certified stone. MOH London lists it at €1,067. 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

0.54
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407915209
Dimensions5.38 × 5.33 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.38 mm5.33 mm0.54 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407915209
Side View
Table 57.5%Crown 31.6°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.6%

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: €1,067 EUR|Low: €206 EUR|High: €1,080 EUR|Avg: €481 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8€215 EUR
Retailer 12€241 EUR
Retailer 3€249 EUR
Retailer 9€267 EUR
Retailer 11€267 EUR
Retailer 6€304 EUR
Retailer 10€449 EUR
Retailer 5€452 EUR
Retailer 2€506 EUR
Retailer 4€533 EUR
Retailer 13€857 EUR
Retailer 7€859 EUR
MOH London€1,067 EUR

23 data points across 13 retailers

11 retailers€215 EUR to €1,067 EUR

A
Cheapest Retailer
-
€215 EUR
$240 USD
B+
Retailer 2
-
€241 EUR
$269 USD
View
Final sale: no returns
B+
Retailer 3
-
€249 EUR
$278 USD
View
B+
Retailer 4
-
€267 EUR
$298 USD
View
Retailer 5
-
€267 EUR
$298 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€304 EUR
$340 USD
View
B+
Retailer 7
-
€449 EUR
$502 USD
View
B+
Retailer 8
-
€506 EUR
View
B
Retailer 9
-
€857 EUR
$957 USD
View
B
Retailer 10
-
€859 EUR
$960 USD
View
Most Expensive
B
MOH London
LG407915209 · Nov 1
€1,067 EUR
£939 GBP
View
10 more retailers have this diamond
Prices start from €215 EURSave up to €853 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
0.54ct Round
€215 EUR