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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 $277 USD
As of October 30, 2026
Save $2,183 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,460 USD 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 $277 to $2,460, a $2,183 spread on the same certified stone. Do Amore Diamonds lists it at $2,460. 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
Color
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: $2,460 USD|Low: $277 USD|High: $2,580 USD|Avg: $1,056 USD|-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$277 USD
Retailer 9$321 USD
Retailer 5$444 USD
Retailer 3$566 USD
Retailer 8$570 USD
Retailer 7$883 USD
Retailer 10$1,054 USD
Retailer 12$1,217 USD
Retailer 2$1,260 USD
Retailer 6$1,525 USD
Retailer 4$1,564 USD
Do Amore Diamonds$2,460 USD

27 data points across 12 retailers

13 retailers$277 USD to $2,460 USD

A
Cheapest Retailer
-
$277 USD
A
Retailer 2
-
$321 USD
View
A
Retailer 3
-
$444 USD
£349 GBP
View
A
Retailer 4
-
$566 USD
View
A
Retailer 5
-
$570 USD
View
B+
Retailer 6
-
$735 USD
View
B+
Retailer 7
-
$883 USD
A$1,358 AUD
View
B+
Retailer 8
-
$1,054 USD
View
B+
Retailer 9
-
$1,217 USD
View
B
Retailer 10
-
$1,260 USD
View
B
Retailer 11
-
$1,525 USD
£1,201 GBP
View
B
Retailer 12
-
$1,564 USD
View
Most Expensive
B
Do Amore Diamonds
27-2B8FFC3C3 · Oct 29
$2,460 USD
View
12 more retailers have this diamond
Prices start from $277 USDSave up to $2,183 USD

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
$277 USD