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Marquise|Lab Grown|IGI

4.02ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG839622928

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839622928

Diamond specifications and retailer prices

From $5,702 CAD
£3,214 GBP
As of October 30, 2026
Save $18,587 CAD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $24,289 CAD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839622928 or 839622928. Listed at 19 retailers as of October 30, 2026, with prices from $5,702 to $24,289, a $18,587 spread on the same certified stone. Taylor and Hart lists it at $24,289. 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

4.02
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839622928
Dimensions16.18 × 8.33 × 4.94 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.18 mm8.33 mm4.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839622928
Side View
Table 61.0%Crown 34.5°Girdle: THK-VTKPavilion 36.9°Culet: NoneDepth 59.3%

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 30
Current: $6,589 CAD|Low: $5,702 CAD|High: $33,719 CAD|Avg: $14,889 CAD|-29.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 5$5,702 CAD
Retailer 1$6,589 CAD
Retailer 10$8,650 CAD
Retailer 6$8,832 CAD
Retailer 12$9,073 CAD
Retailer 4$9,651 CAD
Retailer 11$11,170 CAD
Retailer 2$12,880 CAD
Retailer 9$14,095 CAD
Retailer 3$17,127 CAD
Retailer 8$18,555 CAD
Retailer 7$19,304 CAD
Taylor and Hart$24,289 CAD

33 data points across 13 retailers

19 retailers$5,702 CAD to $24,289 CAD

A
Cheapest Retailer
-
$5,702 CAD
£3,214 GBP
A
Retailer 2
-
$6,589 CAD
$4,717 USD
View
Final sale: no returns
Retailer 3
-
$7,987 CAD
$5,718 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$8,320 CAD
$5,956 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$8,650 CAD
$6,192 USD
View
Retailer 6
-
$8,719 CAD
$6,242 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$8,832 CAD
£4,978 GBP
View
A
Retailer 8
-
$9,073 CAD
$6,495 USD
View
Retailer 9
-
$9,518 CAD
$6,814 USD
View
Price last confirmed 31 days ago
Retailer 10
-
$9,651 CAD
$6,909 USD
View
Price last confirmed 17 days ago
Retailer 11
-
$9,651 CAD
$6,909 USD
View
Price last confirmed 27 days ago
Retailer 12
-
$11,170 CAD
$7,996 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$11,457 CAD
$8,202 USD
View
Price last confirmed 29 days ago
A
Retailer 14
-
$12,880 CAD
£7,260 GBP
View
A
Retailer 15
-
$14,095 CAD
$10,090 USD
View
A
Retailer 16
-
$17,127 CAD
$12,261 USD
View
B+
Retailer 17
-
$18,555 CAD
£10,459 GBP
View
B+
Retailer 18
-
$19,304 CAD
ZAR 223,248 ZAR
View
Most Expensive
B+
Taylor and Hart
BUYZF8Z · Oct 30
$24,289 CAD
$17,388 USD
View
18 more retailers have this diamond
Prices start from $5,702 CADSave up to $18,587 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
4.02ct Marquise
$5,702 CAD