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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844644775

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844644775

Diamond specifications and retailer prices

From $353 AUD
$248 USD
As of November 1, 2026
Save $2,580 AUD (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,933 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844644775 or 844644775. Listed at 11 retailers as of October 31, 2026, with prices from $353 to $2,933, a $2,580 spread on the same certified stone. Do Amore Diamonds lists it at $2,933. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844644775
Dimensions11.27 × 5.55 × 3.40 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.27 mm5.55 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844644775
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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: Nov 1
Current: $2,933 AUD|Low: $522 AUD|High: $2,933 AUD|Avg: $1,279 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$522 AUD
Retailer 7$648 AUD
Retailer 4$968 AUD
Retailer 5$1,018 AUD
Retailer 6$1,220 AUD
Retailer 8$1,274 AUD
Retailer 2$1,672 AUD
Do Amore Diamonds$2,933 AUD

8 data points across 8 retailers

11 retailers$353 AUD to $2,933 AUD

A
Cheapest Retailer
-
$353 AUD
$248 USD
A
Retailer 2
-
$522 AUD
£289 GBP
View
A
Retailer 3
-
$648 AUD
$455 USD
View
B+
Retailer 4
-
$769 AUD
$540 USD
View
B+
Retailer 5
-
$968 AUD
$680 USD
View
B+
Retailer 6
-
$1,018 AUD
View
B
Retailer 7
-
$1,220 AUD
$857 USD
View
B
Retailer 8
-
$1,274 AUD
$895 USD
View
B
Retailer 9
-
$1,341 AUD
$942 USD
View
B
Retailer 10
-
$1,672 AUD
£925 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0914F88B9 · Oct 31
$2,933 AUD
$2,060 USD
View
10 more retailers have this diamond
Prices start from $353 AUDSave up to $2,580 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
1.20ct Marquise
$353 AUD