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Marquise|Lab Grown|IGI

4.47ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG762545528

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762545528

Diamond specifications and retailer prices

From $16,511 CAD
$11,820 USD
As of October 28, 2026
Save $45,036 CAD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $61,547 CAD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.47ct lab-grown marquise diamond

This 4.47ct 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 LG762545528 or 762545528. Listed at 13 retailers as of October 28, 2026, with prices from $16,511 to $61,547, a $45,036 spread on the same certified stone. Cape Diamonds lists it at $61,547. 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

4.47
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545528
Dimensions16.85 × 8.70 × 5.23 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
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
16.85 mm8.70 mm4.47 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545528
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.1%

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 28
Current: $61,547 CAD|Low: $14,702 CAD|High: $80,774 CAD|Avg: $41,699 CAD|-10.8%
Cape Diamonds
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
October 29, 2026
Retailer 10$16,511 CAD
Retailer 6$19,309 CAD
Retailer 5$20,012 CAD
Retailer 15$22,121 CAD
Retailer 13$25,911 CAD
Retailer 11$31,528 CAD
Retailer 2$31,843 CAD
Retailer 9$44,623 CAD
Retailer 14$47,333 CAD
Retailer 4$49,147 CAD
Retailer 8$49,268 CAD
Retailer 12$50,738 CAD
Cape Diamonds$61,547 CAD
Retailer 7$70,077 CAD
Retailer 3$80,774 CAD

28 data points across 15 retailers

13 retailers$16,511 CAD to $61,547 CAD

A
Cheapest Retailer
-
$16,511 CAD
$11,820 USD
B+
Retailer 2
-
$19,309 CAD
$13,823 USD
View
B+
Retailer 3
-
$22,121 CAD
$15,836 USD
View
B+
Retailer 4
-
$25,911 CAD
$18,549 USD
View
B+
Retailer 5
-
$31,528 CAD
$22,570 USD
View
B
Retailer 6
-
$31,843 CAD
£17,949 GBP
View
B
Retailer 7
-
$44,623 CAD
£25,153 GBP
View
B
Retailer 8
-
$47,333 CAD
$33,884 USD
View
B
Retailer 9
-
$49,268 CAD
€33,590 EUR
View
Retailer 10
-
$50,738 CAD
A$55,880 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Cape Diamonds
cert_762545528 · Oct 29
$61,547 CAD
ZAR 711,788 ZAR
View
10 more retailers have this diamond
Prices start from $16,511 CADSave up to $45,036 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
4.47ct Marquise
$16,511 CAD