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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 €176 EUR
$197 USD
As of November 2, 2026
Save €1,546 EUR (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,722 EUR at Diamond Exchange Canada · As of October 30, 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 October 30, 2026, with prices from €176 to €1,722, a €1,546 spread on the same certified stone. Diamond Exchange Canada lists it at €1,722. 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
Colour
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: €1,722 EUR|Low: €176 EUR|High: €2,690 EUR|Avg: €835 EUR
Diamond Exchange Canada
Retailer 2
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Retailer 24
November 2, 2026
Retailer 8€176 EUR
Retailer 9€196 EUR
Retailer 3€204 EUR
Retailer 21€218 EUR
Retailer 2€315 EUR
Retailer 16€362 EUR
Retailer 4€424 EUR
Retailer 13€438 EUR
Retailer 11€489 EUR
Retailer 22€528 EUR
Retailer 6€600 EUR
Retailer 17€734 EUR
Retailer 19€749 EUR
Retailer 23€774 EUR
Retailer 15€874 EUR
Retailer 14€919 EUR
Retailer 10€928 EUR
Retailer 18€965 EUR
Retailer 12€975 EUR
Retailer 5€1,057 EUR
Retailer 20€1,179 EUR
Retailer 7€1,320 EUR
Retailer 24€1,320 EUR
Diamond Exchange Canada€1,722 EUR

26 data points across 24 retailers

23 retailers€176 EUR to €1,722 EUR

A
Cheapest Retailer
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€176 EUR
$197 USD
A
Retailer 2
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€196 EUR
$220 USD
View
Final sale: no returns
A
Retailer 3
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€204 EUR
$229 USD
View
A
Retailer 4
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€218 EUR
$245 USD
View
A
Retailer 5
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€315 EUR
£278 GBP
View
A
Retailer 6
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€362 EUR
$406 USD
View
A
Retailer 7
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€424 EUR
$475 USD
View
A
Retailer 8
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€438 EUR
ZAR 7,931 ZAR
View
A
Retailer 9
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€489 EUR
$549 USD
View
A
Retailer 10
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€528 EUR
$592 USD
View
B+
Retailer 11
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€600 EUR
A$1,036 AUD
View
B+
Retailer 12
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€734 EUR
$823 USD
View
B+
Retailer 13
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€749 EUR
$840 USD
View
B+
Retailer 14
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€774 EUR
$868 USD
View
B+
Retailer 15
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€874 EUR
$980 USD
View
B
Retailer 16
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€928 EUR
$1,040 USD
View
B
Retailer 17
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€965 EUR
£852 GBP
View
Retailer 18
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€975 EUR
View
Price last confirmed 8 days ago
B
Retailer 19
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€1,057 EUR
$1,186 USD
View
B
Retailer 20
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€1,179 EUR
A$2,035 AUD
View
B
Retailer 21
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€1,320 EUR
$1,480 USD
View
B
Retailer 22
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€1,320 EUR
$1,480 USD
View
Most Expensive
B
Diamond Exchange Canada
1995491236 · Oct 30
€1,722 EUR
CA$2,682 CAD
View
22 more retailers have this diamond
Prices start from €176 EURSave up to €1,546 EUR

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
€176 EUR