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Marquise|Lab Grown|IGI

1.09ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG774662660

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG774662660

Diamond specifications and retailer prices

From $290 AUD
$204 USD
As of October 30, 2026
Save $1,411 AUD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,808 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG774662660 or 774662660. Listed at 21 retailers as of October 29, 2026, with a 486% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774662660
Dimensions10.88 × 5.34 × 3.26 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm5.34 mm1.09 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774662660
Side View
Table 62.0%Crown 33.7°Girdle: MED-THKPavilion 40°Culet: NoneDepth 61.0%

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: $663 AUD|Low: $279 AUD|High: $1,719 AUD|Avg: $810 AUD|+1.5%
Retailer 1
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
Retailer 20
October 31, 2026
Retailer 15$290 AUD
Retailer 7$325 AUD
Retailer 4$339 AUD
Retailer 19$360 AUD
Retailer 10$362 AUD
Retailer 5$612 AUD
Retailer 16$622 AUD
Retailer 1$663 AUD
Retailer 6$666 AUD
Retailer 13$748 AUD
Retailer 14$807 AUD
Retailer 2$885 AUD
Retailer 12$940 AUD
Retailer 8$980 AUD
Retailer 9$1,146 AUD
Retailer 11$1,163 AUD
Retailer 18$1,234 AUD
Retailer 17$1,237 AUD
Retailer 3$1,283 AUD
Retailer 20$1,701 AUD

31 data points across 20 retailers

21 retailers$290 AUD to $1,701 AUD

A
Cheapest Retailer
-
$290 AUD
$204 USD
A
Retailer 2
-
$325 AUD
$228 USD
View
Final sale: no returns
A
Retailer 3
-
$339 AUD
$238 USD
View
A
Retailer 4
-
$360 AUD
$253 USD
View
A
Retailer 5
-
$362 AUD
$254 USD
View
Retailer 6
-
$612 AUD
ZAR 6,942 ZAR
View
Price last confirmed 8 days ago
A
Retailer 7
-
$622 AUD
$437 USD
View
A
Retailer 8
-
$663 AUD
£366 GBP
View
A
Retailer 9
-
$666 AUD
$468 USD
View
B+
Retailer 10
-
$748 AUD
View
B+
Retailer 11
-
$807 AUD
$567 USD
View
B+
Retailer 12
-
$885 AUD
View
B+
Retailer 13
-
$940 AUD
$660 USD
View
B+
Retailer 14
-
$980 AUD
SGD 930 SGD
View
B
Retailer 15
-
$1,146 AUD
$805 USD
View
B
Retailer 16
-
$1,163 AUD
$817 USD
View
B+
Retailer 17
-
$1,234 AUD
$867 USD
View
B
Retailer 18
-
$1,237 AUD
$869 USD
View
B+
Retailer 19
-
$1,283 AUD
View
B
Retailer 20
-
$1,701 AUD
£941 GBP
View
Most Expensive
Brilliant Earth
21496341A · Oct 16
$1,808 AUD
$1,270 USD
View
Price last confirmed 15 days ago
20 more retailers have this diamond
Prices start from $290 AUDSave up to $1,411 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
$290 AUD