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Marquise|Lab Grown|IGI

1.64ct J SI1 Marquise Lab Grown Diamond

VG • J/SI1 • IGI LG436046504

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436046504

Diamond specifications and retailer prices

From $2,197 CAD
$1,573 USD
As of October 30, 2026
Save $5,119 CAD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,316 CAD at MOH London · As of October 29, 2026
View at MOH London

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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG436046504 or 436046504. Listed at 10 retailers as of October 29, 2026, with prices from $2,197 to $7,316, a $5,119 spread on the same certified stone. MOH London lists it at $7,316. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.64
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046504
Dimensions11.29 × 6.26 × 4.03 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
11.29 mm6.26 mm1.64 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046504
Side View
Table 59.0%Crown 36.1°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 64.4%

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: $7,316 CAD|Low: $2,109 CAD|High: $7,375 CAD|Avg: $3,898 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$2,197 CAD
Retailer 10$2,411 CAD
Retailer 8$2,460 CAD
Retailer 6$2,548 CAD
Retailer 4$2,787 CAD
Retailer 3$2,806 CAD
Retailer 9$3,436 CAD
Retailer 7$4,010 CAD
Retailer 2$4,506 CAD
Retailer 11$7,295 CAD
MOH London$7,316 CAD

17 data points across 11 retailers

10 retailers$2,197 CAD to $7,316 CAD

A
Cheapest Retailer
-
$2,197 CAD
$1,573 USD
B+
Retailer 2
-
$2,390 CAD
$1,711 USD
View
B+
Retailer 3
-
$2,460 CAD
$1,761 USD
View
Final sale: no returns
Retailer 4
-
$2,548 CAD
$1,824 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$2,548 CAD
$1,824 USD
View
B+
Retailer 6
-
$2,787 CAD
$1,995 USD
View
B
Retailer 7
-
$4,010 CAD
$2,871 USD
View
B
Retailer 8
-
$4,506 CAD
$3,226 USD
View
B
Retailer 9
-
$4,776 CAD
$3,419 USD
View
Most Expensive
B
MOH London
LG436046504 · Oct 29
$7,316 CAD
£4,124 GBP
View
9 more retailers have this diamond
Prices start from $2,197 CADSave up to $5,119 CAD

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
$2,197 CAD