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Marquise|Lab Grown|IGI

1.53ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG818648803

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818648803

Diamond specifications and retailer prices

From $356 AUD
As of November 4, 2026
Save $1,516 AUD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,871 AUD at Brilliant Earth · As of November 5, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818648803 or 818648803. Listed at 21 retailers as of November 4, 2026, with prices from $356 to $1,871, a $1,516 spread on the same certified stone. Brilliant Earth lists it at $1,871. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818648803
Dimensions11.89 × 5.97 × 3.76 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm5.97 mm1.53 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818648803
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 63.0%

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: Nov 4
Current: $1,871 AUD|Low: $344 AUD|High: $3,086 AUD|Avg: $1,048 AUD|-32.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 8$356 AUD
Retailer 9$396 AUD
Retailer 4$411 AUD
Retailer 3$440 AUD
Retailer 18$440 AUD
Retailer 11$686 AUD
Retailer 17$739 AUD
Retailer 5$759 AUD
Retailer 15$760 AUD
Retailer 2$829 AUD
Retailer 13$1,030 AUD
Retailer 14$1,137 AUD
Retailer 6$1,370 AUD
Retailer 16$1,399 AUD
Retailer 19$1,416 AUD
Retailer 10$1,420 AUD
Retailer 7$1,488 AUD
Retailer 12$1,758 AUD
Brilliant Earth$1,871 AUD

34 data points across 19 retailers

21 retailers$356 AUD to $1,871 AUD

A
Cheapest Retailer
-
$356 AUD
A
Retailer 2
-
$396 AUD
View
Final sale: no returns
A
Retailer 3
-
$411 AUD
View
Retailer 4
-
$440 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$440 AUD
View
Retailer 6
-
$686 AUD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$739 AUD
View
A
Retailer 8
-
$759 AUD
View
A
Retailer 9
-
$760 AUD
View
A
Retailer 10
-
$829 AUD
View
A
Retailer 11
-
$861 AUD
View
B+
Retailer 12
-
$1,030 AUD
View
B+
Retailer 13
-
$1,137 AUD
View
B+
Retailer 14
-
$1,370 AUD
View
Retailer 15
-
$1,399 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$1,416 AUD
View
B+
Retailer 17
-
$1,420 AUD
View
B
Retailer 18
-
$1,488 AUD
View
B
Retailer 19
-
$1,733 AUD
View
B
Retailer 20
-
$1,758 AUD
View
Most Expensive
B
Brilliant Earth
21492720A · Nov 5
$1,871 AUD
$1,310 USD
View
20 more retailers have this diamond
Prices start from $356 AUDSave up to $1,516 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
$356 AUD