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Marquise|Lab Grown|IGI

5.83ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG648444456

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG648444456

Diamond specifications and retailer prices

From $943 CAD
$675 USD
As of October 30, 2026
Save $3,687 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,630 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 5.83ct lab-grown marquise diamond

This 5.83ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648444456 or 648444456. Listed at 13 retailers as of October 29, 2026, with prices from $943 to $4,630, a $3,687 spread on the same certified stone. MOH London lists it at $4,630. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.83
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648444456
Dimensions18.75 × 9.33 × 5.85 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.75 mm9.33 mm5.83 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648444456
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 62.7%

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: $4,630 CAD|Low: $943 CAD|High: $11,455 CAD|Avg: $3,370 CAD
MOH London
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
November 1, 2026
Retailer 12$943 CAD
Retailer 6$1,025 CAD
Retailer 13$1,094 CAD
Retailer 2$1,243 CAD
Retailer 16$1,305 CAD
Retailer 14$1,341 CAD
Retailer 15$1,690 CAD
Retailer 10$1,735 CAD
Retailer 4$1,781 CAD
Retailer 7$2,180 CAD
Retailer 11$2,792 CAD
Retailer 3$3,075 CAD
Retailer 17$3,448 CAD
MOH London$4,630 CAD
Retailer 5$6,649 CAD
Retailer 8$8,584 CAD
Retailer 9$11,455 CAD

5 data points across 17 retailers

13 retailers$943 CAD to $4,630 CAD

A
Cheapest Retailer
-
$943 CAD
$675 USD
A
Retailer 2
-
$1,025 CAD
$734 USD
View
A
Retailer 3
-
$1,094 CAD
$783 USD
View
A
Retailer 4
-
$1,243 CAD
£700 GBP
View
A
Retailer 5
-
$1,305 CAD
HK$7,300 HKD
View
A
Retailer 6
-
$1,341 CAD
$960 USD
View
A
Retailer 7
-
$1,690 CAD
$1,210 USD
View
A
Retailer 8
-
$1,735 CAD
£978 GBP
View
B+
Retailer 9
-
$1,781 CAD
$1,275 USD
View
B
Retailer 10
-
$2,792 CAD
$1,999 USD
View
B+
Retailer 11
-
$3,075 CAD
$2,201 USD
View
B
Retailer 12
-
$3,448 CAD
$2,468 USD
View
Most Expensive
B
MOH London
LG648444456 · Oct 29
$4,630 CAD
£2,610 GBP
View
12 more retailers have this diamond
Prices start from $943 CADSave up to $3,687 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
5.83ct Marquise
$943 CAD