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Marquise|Lab Grown|IGI

1.43ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG775636855

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG775636855

Diamond specifications and retailer prices

From $419 AUD
$295 USD
As of October 30, 2026
Save $2,300 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,719 AUD at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown marquise diamond

This 1.43ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775636855 or 775636855. Listed at 14 retailers as of October 26, 2026, with prices from $419 to $2,719, a $2,300 spread on the same certified stone. Do Amore Diamonds lists it at $2,719. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775636855
Dimensions11.04 × 5.92 × 3.84 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizePointed
Top View
11.04 mm5.92 mm1.43 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775636855
Side View
Table 61.0%Crown 35.9°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.9%

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: $2,719 AUD|Low: $419 AUD|High: $2,719 AUD|Avg: $942 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 28, 2026
Retailer 4$419 AUD
Retailer 3$473 AUD
Retailer 13$487 AUD
Retailer 8$617 AUD
Retailer 14$628 AUD
Retailer 17$656 AUD
Retailer 7$721 AUD
Retailer 5$797 AUD
Retailer 9$824 AUD
Retailer 12$1,136 AUD
Retailer 2$1,174 AUD
Retailer 10$1,235 AUD
Retailer 18$1,270 AUD
Retailer 6$1,303 AUD
Retailer 11$1,449 AUD
Retailer 15$1,560 AUD
Retailer 16$2,164 AUD
Do Amore Diamonds$2,719 AUD

15 data points across 18 retailers

14 retailers$419 AUD to $2,719 AUD

A
Cheapest Retailer
-
$419 AUD
$295 USD
B+
Retailer 2
-
$473 AUD
$332 USD
View
A
Retailer 3
-
$487 AUD
£269 GBP
View
A
Retailer 4
-
$628 AUD
€420 EUR
View
A
Retailer 5
-
$656 AUD
$461 USD
View
Retailer 6
-
$797 AUD
$560 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$1,136 AUD
$798 USD
View
B+
Retailer 8
-
$1,174 AUD
$825 USD
View
B+
Retailer 9
-
$1,270 AUD
$892 USD
View
Retailer 10
-
$1,303 AUD
View
Price last confirmed 22 days ago
B
Retailer 11
-
$1,449 AUD
$1,018 USD
View
B
Retailer 12
-
$1,560 AUD
£863 GBP
View
B
Retailer 13
-
$2,164 AUD
$1,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-5097D74A4 · Oct 26
$2,719 AUD
$1,910 USD
View
13 more retailers have this diamond
Prices start from $419 AUDSave up to $2,300 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
1.43ct Marquise
$419 AUD