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Marquise|Lab Grown|IGI

1.64ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG837617819

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837617819

Diamond specifications and retailer prices

From $254 USD
As of October 30, 2026
Save $1,058 USD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,312 USD at With Clarity · As of October 29, 2026
View at With Clarity

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 LG837617819 or 837617819. Listed at 21 retailers as of October 29, 2026, with prices from $254 to $1,312, a $1,058 spread on the same certified stone. With Clarity lists it at $1,312. 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 angle32.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837617819
Dimensions12.61 × 6.04 × 3.70 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.61 mm6.04 mm1.64 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837617819
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 40.5°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: Oct 30
Current: $1,241 USD|Low: $254 USD|High: $1,634 USD|Avg: $841 USD|+7.3%
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
With Clarity
October 30, 2026
Retailer 5$254 USD
Retailer 19$284 USD
Retailer 20$295 USD
Retailer 16$315 USD
Retailer 8$358 USD
Retailer 12$370 USD
Retailer 17$475 USD
Retailer 10$526 USD
Retailer 2$542 USD
Retailer 4$544 USD
Retailer 9$584 USD
Retailer 11$598 USD
Retailer 14$601 USD
Retailer 3$735 USD
Retailer 18$1,014 USD
Retailer 15$1,044 USD
Retailer 13$1,065 USD
Retailer 7$1,155 USD
Retailer 1$1,241 USD
Retailer 6$1,265 USD
With Clarity$1,312 USD

30 data points across 21 retailers

21 retailers$254 USD to $1,312 USD

A
Cheapest Retailer
-
$254 USD
A
Retailer 2
-
$284 USD
View
Final sale: no returns
A
Retailer 3
-
$295 USD
View
A
Retailer 4
-
$315 USD
View
A
Retailer 5
-
$358 USD
HK$2,800 HKD
View
A
Retailer 6
-
$370 USD
£291 GBP
View
A
Retailer 7
-
$475 USD
View
A
Retailer 8
-
$526 USD
View
A
Retailer 9
-
$542 USD
ZAR 8,753 ZAR
View
A
Retailer 10
-
$544 USD
€518 EUR
View
A
Retailer 11
-
$584 USD
View
A
Retailer 12
-
$598 USD
View
A
Retailer 13
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$601 USD
£473 GBP
View
B+
Retailer 14
-
$735 USD
A$1,131 AUD
View
B+
Retailer 15
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$1,014 USD
View
B+
Retailer 16
-
$1,044 USD
A$1,606 AUD
View
B+
Retailer 17
-
$1,065 USD
View
B+
Retailer 18
-
$1,155 USD
View
B
Retailer 19
-
$1,241 USD
View
B
Retailer 20
-
$1,265 USD
£996 GBP
View
Most Expensive
B
With Clarity
837617819 · Oct 29
$1,312 USD
View
20 more retailers have this diamond
Prices start from $254 USDSave up to $1,058 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
$254 USD