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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 €10,580 EUR
$11,820 USD
As of October 28, 2026
Save €28,857 EUR (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €39,437 EUR 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 €10,580 to €39,437, a €28,857 spread on the same certified stone. Cape Diamonds lists it at €39,437. 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: €39,437 EUR|Low: €9,421 EUR|High: €51,758 EUR|Avg: €26,707 EUR|-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
November 1, 2026
Retailer 11€10,580 EUR
Retailer 6€12,373 EUR
Retailer 5€12,823 EUR
Retailer 15€14,175 EUR
Retailer 13€16,603 EUR
Retailer 12€20,202 EUR
Retailer 9€20,404 EUR
Retailer 2€28,441 EUR
Retailer 14€30,329 EUR
Retailer 4€31,492 EUR
Retailer 10€31,569 EUR
Retailer 8€32,115 EUR
Cape Diamonds€39,437 EUR
Retailer 7€44,903 EUR
Retailer 3€51,758 EUR

28 data points across 15 retailers

13 retailers€10,580 EUR to €39,437 EUR

A
Cheapest Retailer
-
€10,580 EUR
$11,820 USD
B+
Retailer 2
-
€12,373 EUR
$13,823 USD
View
B+
Retailer 3
-
€14,175 EUR
$15,836 USD
View
B+
Retailer 4
-
€16,603 EUR
$18,549 USD
View
B+
Retailer 5
-
€20,202 EUR
$22,570 USD
View
B
Retailer 6
-
€20,404 EUR
£17,949 GBP
View
B
Retailer 7
-
€28,441 EUR
£25,019 GBP
View
B
Retailer 8
-
€30,329 EUR
$33,884 USD
View
B
Retailer 9
-
€31,569 EUR
View
B
Retailer 10
-
€32,115 EUR
A$55,198 AUD
View
Most Expensive
B
Cape Diamonds
cert_762545528 · Oct 29
€39,437 EUR
ZAR 711,788 ZAR
View
10 more retailers have this diamond
Prices start from €10,580 EURSave up to €28,857 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
4.47ct Marquise
€10,580 EUR