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Marquise|Lab Grown|IGI

3.90ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG800657686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800657686

Diamond specifications and retailer prices

From $1,654 CAD
$1,182 USD
As of October 29, 2026
Save $4,733 CAD (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,388 CAD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.9ct lab-grown marquise diamond

This 3.9ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG800657686 or 800657686. Listed at 9 retailers as of October 29, 2026, with prices from $1,654 to $6,388, a $4,733 spread on the same certified stone. Frank Darling lists it at $6,388. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.90
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800657686
Dimensions15.66 × 8.33 × 5.21 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.66 mm8.33 mm3.90 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800657686
Side View
Table 63.0%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.5%

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: Oct 29
Current: $6,388 CAD|Low: $1,654 CAD|High: $6,765 CAD|Avg: $3,659 CAD|-5.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6$1,654 CAD
Retailer 7$2,063 CAD
Retailer 5$2,123 CAD
Retailer 4$2,344 CAD
Retailer 2$2,457 CAD
Retailer 8$3,939 CAD
Retailer 9$4,954 CAD
Retailer 3$5,500 CAD
Frank Darling$6,388 CAD

25 data points across 9 retailers

9 retailers$1,654 CAD to $6,388 CAD

A
Cheapest Retailer
-
$1,654 CAD
$1,182 USD
Retailer 2
-
$2,063 CAD
$1,474 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$2,123 CAD
$1,517 USD
View
B+
Retailer 4
-
$2,344 CAD
$1,675 USD
View
A
Retailer 5
-
$2,457 CAD
€1,672 EUR
View
Retailer 6
-
$3,939 CAD
$2,814 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$4,954 CAD
A$5,445 AUD
View
Price last confirmed 22 days ago
B
Retailer 8
-
$5,500 CAD
£3,094 GBP
View
Most Expensive
B
Frank Darling
100756109481BD · Oct 29
$6,388 CAD
$4,564 USD
View
8 more retailers have this diamond
Prices start from $1,654 CADSave up to $4,733 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
3.90ct Marquise
$1,654 CAD