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Marquise|Lab Grown|IGI

0.54ct I SI1 Marquise Lab Grown Diamond

ID • I/SI1 • IGI LG537241621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG537241621

Diamond specifications and retailer prices

From €116 EUR
$130 USD
As of October 30, 2026
Save €1,089 EUR (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,205 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537241621 or 537241621. Listed at 11 retailers as of October 30, 2026, with prices from €116 to €1,205, a €1,089 spread on the same certified stone. MOH London lists it at €1,205. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537241621
Dimensions8.40 × 4.15 × 2.70 mm
L/W Ratio2.02
Girdle conditionFaceted
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
8.40 mm4.15 mm0.54 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG537241621
Side View
Table 58.0%Crown 37.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 65.1%

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: €1,205 EUR|Low: €112 EUR|High: €1,219 EUR|Avg: €381 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
November 1, 2026
Retailer 6€116 EUR
Retailer 10€135 EUR
Retailer 7€144 EUR
Retailer 11€144 EUR
Retailer 2€260 EUR
Retailer 9€274 EUR
Retailer 3€286 EUR
Retailer 12€348 EUR
Retailer 8€464 EUR
Retailer 4€465 EUR
Retailer 5€490 EUR
MOH London€1,205 EUR

17 data points across 12 retailers

11 retailers€116 EUR to €1,205 EUR

A
Cheapest Retailer
-
€116 EUR
$130 USD
A
Retailer 2
-
€135 EUR
$151 USD
View
Retailer 3
-
€144 EUR
$161 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€144 EUR
$161 USD
View
A
Retailer 5
-
€260 EUR
$290 USD
View
A
Retailer 6
-
€274 EUR
$306 USD
View
A
Retailer 7
-
€286 EUR
HK$2,500 HKD
View
B+
Retailer 8
-
€348 EUR
$389 USD
View
B+
Retailer 9
-
€464 EUR
$518 USD
View
B
Retailer 10
-
€490 EUR
$547 USD
View
Most Expensive
B
MOH London
LG537241621 · Nov 1
€1,205 EUR
£1,060 GBP
View
10 more retailers have this diamond
Prices start from €116 EURSave up to €1,089 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 Marquise
€116 EUR