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Marquise|Lab Grown|IGI

0.55ct I SI2 Marquise Lab Grown Diamond

ID • I/SI2 • IGI LG436072202

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072202

Diamond specifications and retailer prices

From $372 AUD
$261 USD
As of November 2, 2026
Save $1,471 AUD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,842 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct lab-grown marquise diamond

This 0.55ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436072202 or 436072202. Listed at 11 retailers as of November 1, 2026, with prices from $372 to $1,842, a $1,471 spread on the same certified stone. MOH London lists it at $1,842. 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

0.55
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072202
Dimensions8.53 × 4.27 × 2.68 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.53 mm4.27 mm0.55 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436072202
Side View
Table 56.0%Crown 32.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Nov 2
Current: $1,842 AUD|Low: $356 AUD|High: $1,866 AUD|Avg: $835 AUD
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 7$372 AUD
Retailer 3$414 AUD
Retailer 11$430 AUD
Retailer 8$460 AUD
Retailer 12$460 AUD
Retailer 2$512 AUD
Retailer 10$764 AUD
Retailer 5$862 AUD
Retailer 4$957 AUD
Retailer 6$1,412 AUD
Retailer 9$1,478 AUD
MOH London$1,842 AUD

24 data points across 12 retailers

11 retailers$372 AUD to $1,842 AUD

A
Cheapest Retailer
-
$372 AUD
$261 USD
A
Retailer 2
-
$414 AUD
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$430 AUD
$302 USD
View
Retailer 4
-
$460 AUD
$323 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$460 AUD
$323 USD
View
B+
Retailer 6
-
$512 AUD
$360 USD
View
B
Retailer 7
-
$764 AUD
$537 USD
View
Retailer 8
-
$862 AUD
€577 EUR
View
Price last confirmed 7 days ago
B
Retailer 9
-
$1,412 AUD
$992 USD
View
B
Retailer 10
-
$1,478 AUD
$1,038 USD
View
Most Expensive
B
MOH London
LG436072202 · Nov 1
$1,842 AUD
£1,019 GBP
View
10 more retailers have this diamond
Prices start from $372 AUDSave up to $1,471 AUD

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
0.55ct Marquise
$372 AUD