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Marquise|Lab Grown|IGI

0.43ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG538298052

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG538298052

Diamond specifications and retailer prices

From $155 AUD
$109 USD
As of October 30, 2026
Save $1,465 AUD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,620 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.43ct lab-grown marquise diamond

This 0.43ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538298052 or 538298052. Listed at 13 retailers as of October 29, 2026, with prices from $155 to $1,620, a $1,465 spread on the same certified stone. MOH London lists it at $1,620. 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

0.43
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538298052
Dimensions7.45 × 3.94 × 2.52 mm
L/W Ratio1.89
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
7.45 mm3.94 mm0.43 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538298052
Side View
Table 57.5%Crown 40.2°Girdle: THN-THKPavilion 37.9°Culet: NoneDepth 64.0%

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: $1,620 AUD|Low: $88 AUD|High: $1,631 AUD|Avg: $432 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$88 AUD
Retailer 7$155 AUD
Retailer 11$181 AUD
Retailer 8$205 AUD
Retailer 12$205 AUD
Retailer 2$299 AUD
Retailer 9$382 AUD
Retailer 5$386 AUD
Retailer 6$466 AUD
Retailer 3$515 AUD
Retailer 10$621 AUD
MOH London$1,620 AUD

43 data points across 12 retailers

13 retailers$155 AUD to $1,620 AUD

A
Cheapest Retailer
-
$155 AUD
$109 USD
A
Retailer 2
-
$181 AUD
$127 USD
View
A
Retailer 3
-
$205 AUD
$144 USD
View
A
Retailer 4
-
$205 AUD
$144 USD
View
A
Retailer 5
-
$299 AUD
$210 USD
View
B+
Retailer 6
-
$382 AUD
$268 USD
View
B+
Retailer 7
-
$386 AUD
£213 GBP
View
B+
Retailer 8
-
$401 AUD
HK$2,200 HKD
View
B+
Retailer 9
-
$466 AUD
£258 GBP
View
B
Retailer 10
-
$515 AUD
$362 USD
View
B
Retailer 11
-
$621 AUD
$436 USD
View
B
Retailer 12
-
$702 AUD
$493 USD
View
Most Expensive
B
MOH London
LG538298052 · Oct 29
$1,620 AUD
£896 GBP
View
12 more retailers have this diamond
Prices start from $155 AUDSave up to $1,465 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
0.43ct Marquise
$155 AUD