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Marquise|Lab Grown|IGI

1.30ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG850697438

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850697438

Diamond specifications and retailer prices

From $615 AUD
$432 USD
As of October 30, 2026
Save $1,036 AUD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,651 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850697438 or 850697438. Listed at 5 retailers as of October 30, 2026, with prices from $615 to $1,651, a $1,036 spread on the same certified stone. Brilliant Earth lists it at $1,651. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850697438
Dimensions11.89 × 5.68 × 3.49 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm5.68 mm1.30 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850697438
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,651 AUD|Low: $615 AUD|High: $1,651 AUD|Avg: $1,121 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$615 AUD
Retailer 2$867 AUD
Retailer 3$924 AUD
Retailer 4$1,543 AUD
Brilliant Earth$1,651 AUD

2 data points across 5 retailers

5 retailers$615 AUD to $1,651 AUD

A
Cheapest Retailer
-
$615 AUD
$432 USD
A
Retailer 2
-
$867 AUD
£479 GBP
View
B+
Retailer 3
-
$924 AUD
$649 USD
View
B
Retailer 4
-
$1,543 AUD
$1,084 USD
View
Most Expensive
B
Brilliant Earth
22360641A · Oct 30
$1,651 AUD
$1,160 USD
View
4 more retailers have this diamond
Prices start from $615 AUDSave up to $1,036 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
1.30ct Marquise
$615 AUD