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Marquise|Lab Grown|IGI

0.54ct H SI1 Marquise Lab Grown Diamond

VG • H/SI1 • IGI LG414059519

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG414059519

Diamond specifications and retailer prices

From €286 EUR
$321 USD
As of November 2, 2026
Save €1,138 EUR (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,424 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG414059519 or 414059519. Listed at 12 retailers as of November 1, 2026, with prices from €286 to €1,424, a €1,138 spread on the same certified stone. MOH London lists it at €1,424. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.54
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle35.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414059519
Dimensions8.46 × 4.40 × 2.59 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.46 mm4.40 mm0.54 ctH / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG414059519
Side View
Table 60.5%Crown 35.5°Girdle: THN-STKPavilion 39.5°Culet: NoneDepth 58.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,424 EUR|Low: €275 EUR|High: €1,441 EUR|Avg: €690 EUR|-1.0%
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
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 11€286 EUR
Retailer 2€321 EUR
Retailer 3€321 EUR
Retailer 8€324 EUR
Retailer 15€333 EUR
Retailer 12€356 EUR
Retailer 16€356 EUR
Retailer 5€495 EUR
Retailer 14€576 EUR
Retailer 9€645 EUR
Retailer 6€687 EUR
Retailer 10€1,042 EUR
Retailer 13€1,142 EUR
Retailer 4€1,320 EUR
MOH London€1,424 EUR
Retailer 7€1,428 EUR

24 data points across 16 retailers

12 retailers€286 EUR to €1,424 EUR

B+
Cheapest Retailer
-
€286 EUR
$321 USD
B+
Retailer 2
-
€321 EUR
$360 USD
View
Final sale: no returns
B+
Retailer 3
-
€321 EUR
$360 USD
View
B+
Retailer 4
-
€333 EUR
$373 USD
View
Retailer 5
-
€356 EUR
$399 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
€356 EUR
$399 USD
View
B
Retailer 7
-
€576 EUR
$646 USD
View
Retailer 8
-
€645 EUR
View
Price last confirmed 8 days ago
C
Retailer 9
-
€1,042 EUR
$1,169 USD
View
C
Retailer 10
-
€1,142 EUR
$1,281 USD
View
C
Retailer 11
-
€1,320 EUR
$1,481 USD
View
Most Expensive
C
MOH London
LG414059519 · Nov 1
€1,424 EUR
£1,258 GBP
View
11 more retailers have this diamond
Prices start from €286 EURSave up to €1,138 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.

B+
0.54ct Marquise
€286 EUR