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Marquise|Lab Grown|IGI

1.09ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG843638113

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843638113

Diamond specifications and retailer prices

From $436 AUD
$306 USD
As of November 1, 2026
Save $1,427 AUD (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,863 AUD at Michael Trio · As of November 1, 2026
View at Michael Trio

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843638113 or 843638113. Listed at 10 retailers as of November 1, 2026, with prices from $436 to $1,863, a $1,427 spread on the same certified stone. Michael Trio lists it at $1,863. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843638113
Dimensions11.40 × 5.23 × 3.11 mm
L/W Ratio2.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm5.23 mm1.09 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843638113
Side View
Table 62.0%Crown 39.4°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 59.5%

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 1
Current: $1,863 AUD|Low: $436 AUD|High: $1,863 AUD|Avg: $1,099 AUD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5$436 AUD
Retailer 2$461 AUD
Retailer 9$587 AUD
Retailer 3$828 AUD
Retailer 4$874 AUD
Retailer 7$950 AUD
Retailer 6$1,401 AUD
Retailer 8$1,475 AUD
Retailer 10$1,523 AUD
Michael Trio$1,863 AUD

3 data points across 10 retailers

10 retailers$436 AUD to $1,863 AUD

A
Cheapest Retailer
-
$436 AUD
$306 USD
A
Retailer 2
-
$461 AUD
£255 GBP
View
A
Retailer 3
-
$587 AUD
$412 USD
View
A
Retailer 4
-
$828 AUD
£458 GBP
View
A
Retailer 5
-
$874 AUD
$614 USD
View
B+
Retailer 6
-
$950 AUD
$667 USD
View
B+
Retailer 7
-
$1,401 AUD
$984 USD
View
B+
Retailer 8
-
$1,475 AUD
$1,036 USD
View
B+
Retailer 9
-
$1,523 AUD
$1,070 USD
View
Most Expensive
B
Michael Trio
1225421945 · Nov 1
$1,863 AUD
SGD 1,768 SGD
View
9 more retailers have this diamond
Prices start from $436 AUDSave up to $1,427 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
1.09ct Marquise
$436 AUD