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Marquise|Lab Grown|IGI

1.53ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG846663314

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846663314

Diamond specifications and retailer prices

From $904 AUD
£500 GBP
As of October 30, 2026
Save $3,951 AUD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,854 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown marquise diamond

This 1.53ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663314 or 846663314. Listed at 9 retailers as of October 30, 2026, with prices from $904 to $4,854, a $3,951 spread on the same certified stone. Brilliant Earth lists it at $4,854. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663314
Dimensions11.32 × 5.98 × 3.80 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.32 mm5.98 mm1.53 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663314
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 63.5%

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: Oct 30
Current: $4,854 AUD|Low: $904 AUD|High: $5,552 AUD|Avg: $2,758 AUD|-12.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7$904 AUD
Retailer 2$1,075 AUD
Retailer 6$1,362 AUD
Retailer 4$1,631 AUD
Retailer 3$2,352 AUD
Retailer 5$3,281 AUD
Retailer 8$3,609 AUD
Retailer 9$4,654 AUD
Brilliant Earth$4,854 AUD

6 data points across 9 retailers

9 retailers$904 AUD to $4,854 AUD

A
Cheapest Retailer
-
$904 AUD
£500 GBP
A
Retailer 2
-
$1,075 AUD
$755 USD
View
A
Retailer 3
-
$1,362 AUD
$957 USD
View
A
Retailer 4
-
$1,631 AUD
$1,146 USD
View
B+
Retailer 5
-
$2,352 AUD
$1,652 USD
View
B+
Retailer 6
-
$3,281 AUD
$2,305 USD
View
B+
Retailer 7
-
$3,609 AUD
$2,535 USD
View
B
Retailer 8
-
$4,654 AUD
£2,574 GBP
View
Most Expensive
B
Brilliant Earth
22315350A · Oct 30
$4,854 AUD
$3,410 USD
View
8 more retailers have this diamond
Prices start from $904 AUDSave up to $3,951 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
1.53ct Marquise
$904 AUD