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Marquise|Lab Grown|IGI

1.64ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG830691872

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830691872

Diamond specifications and retailer prices

From $394 AUD
$277 USD
As of October 30, 2026
Save $3,107 AUD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,502 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.64ct lab-grown marquise diamond

This 1.64ct 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 LG830691872 or 830691872. Listed at 13 retailers as of October 29, 2026, with prices from $394 to $3,502, a $3,107 spread on the same certified stone. Do Amore Diamonds lists it at $3,502. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830691872
Dimensions11.89 × 6.30 × 3.91 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm6.30 mm1.64 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830691872
Side View
Table 58.0%Crown 34.7°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 62.1%

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: $3,502 AUD|Low: $394 AUD|High: $3,672 AUD|Avg: $1,505 AUD|-4.7%
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
October 30, 2026
Retailer 11$394 AUD
Retailer 8$457 AUD
Retailer 2$632 AUD
Retailer 3$806 AUD
Retailer 7$811 AUD
Retailer 6$1,256 AUD
Retailer 9$1,500 AUD
Retailer 12$1,732 AUD
Retailer 10$2,050 AUD
Retailer 5$2,171 AUD
Retailer 4$2,226 AUD
Do Amore Diamonds$3,502 AUD

27 data points across 12 retailers

13 retailers$394 AUD to $3,502 AUD

A
Cheapest Retailer
-
$394 AUD
$277 USD
A
Retailer 2
-
$457 AUD
$321 USD
View
A
Retailer 3
-
$632 AUD
£349 GBP
View
A
Retailer 4
-
$806 AUD
$566 USD
View
A
Retailer 5
-
$811 AUD
$570 USD
View
B+
Retailer 6
-
$1,046 AUD
$735 USD
View
B+
Retailer 7
-
$1,256 AUD
View
B+
Retailer 8
-
$1,500 AUD
$1,054 USD
View
B+
Retailer 9
-
$1,732 AUD
$1,217 USD
View
B
Retailer 10
-
$2,050 AUD
$1,440 USD
View
B
Retailer 11
-
$2,171 AUD
£1,201 GBP
View
B
Retailer 12
-
$2,226 AUD
$1,564 USD
View
Most Expensive
B
Do Amore Diamonds
27-2B8FFC3C3 · Oct 29
$3,502 AUD
$2,460 USD
View
12 more retailers have this diamond
Prices start from $394 AUDSave up to $3,107 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
1.64ct Marquise
$394 AUD