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Marquise|Lab Grown|IGI

0.81ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG816662571

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816662571

Diamond specifications and retailer prices

From $275 CAD
$197 USD
As of November 2, 2026
Save $2,424 CAD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,699 CAD at Diamond Exchange Canada · As of November 2, 2026
View at Diamond Exchange Canada

About this 0.81ct lab-grown marquise diamond

This 0.81ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG816662571 or 816662571. Listed at 23 retailers as of November 2, 2026, with prices from $275 to $2,699, a $2,424 spread on the same certified stone. Diamond Exchange Canada lists it at $2,699. 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

0.81
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816662571
Dimensions9.22 × 4.81 × 3.11 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.22 mm4.81 mm0.81 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816662571
Side View
Table 54.0%Crown 33.1°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.7%

Caratlytics Score

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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: Nov 2
Current: $2,699 CAD|Low: $275 CAD|High: $4,217 CAD|Avg: $1,300 CAD
Diamond Exchange Canada
Retailer 2
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Retailer 24
November 3, 2026
Retailer 9$275 CAD
Retailer 10$307 CAD
Retailer 5$320 CAD
Retailer 13$341 CAD
Retailer 19$491 CAD
Retailer 16$567 CAD
Retailer 6$664 CAD
Retailer 20$686 CAD
Retailer 11$767 CAD
Retailer 24$827 CAD
Retailer 18$944 CAD
Retailer 17$1,150 CAD
Retailer 22$1,174 CAD
Retailer 3$1,213 CAD
Retailer 15$1,369 CAD
Retailer 14$1,441 CAD
Retailer 2$1,448 CAD
Retailer 21$1,512 CAD
Retailer 12$1,527 CAD
Retailer 7$1,657 CAD
Retailer 23$1,848 CAD
Retailer 4$2,068 CAD
Retailer 8$2,068 CAD
Diamond Exchange Canada$2,699 CAD

27 data points across 24 retailers

23 retailers$275 CAD to $2,699 CAD

A
Cheapest Retailer
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$275 CAD
$197 USD
A
Retailer 2
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$307 CAD
$220 USD
View
Final sale: no returns
A
Retailer 3
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$320 CAD
$229 USD
View
A
Retailer 4
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$341 CAD
$244 USD
View
A
Retailer 5
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$491 CAD
£277 GBP
View
A
Retailer 6
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$567 CAD
$406 USD
View
A
Retailer 7
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$664 CAD
$475 USD
View
A
Retailer 8
-
$686 CAD
ZAR 7,931 ZAR
View
A
Retailer 9
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$767 CAD
$549 USD
View
A
Retailer 10
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$827 CAD
$592 USD
View
B+
Retailer 11
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$944 CAD
A$1,039 AUD
View
B+
Retailer 12
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$1,150 CAD
$823 USD
View
B+
Retailer 13
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$1,174 CAD
$840 USD
View
B+
Retailer 14
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$1,213 CAD
$868 USD
View
B+
Retailer 15
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$1,369 CAD
$980 USD
View
B+
Retailer 16
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$1,448 CAD
$1,036 USD
View
B
Retailer 17
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$1,512 CAD
£852 GBP
View
Retailer 18
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$1,527 CAD
€1,041 EUR
View
Price last confirmed 8 days ago
B
Retailer 19
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$1,657 CAD
$1,186 USD
View
B
Retailer 20
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$1,848 CAD
A$2,035 AUD
View
B
Retailer 21
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$2,068 CAD
$1,480 USD
View
B
Retailer 22
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$2,068 CAD
$1,480 USD
View
Most Expensive
B
Diamond Exchange Canada
1995491236 · Nov 2
$2,699 CAD
View
22 more retailers have this diamond
Prices start from $275 CADSave up to $2,424 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
0.81ct Marquise
$275 CAD