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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 HK$92,736 HKD
$11,820 USD
As of November 1, 2026
Save HK$252,943 HKD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$345,679 HKD 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 29, 2026, with prices from HK$92,736 to HK$345,679, a HK$252,943 spread on the same certified stone. Cape Diamonds lists it at HK$345,679. 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
Colour
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: Nov 1
Current: HK$345,679 HKD|Low: HK$82,576 HKD|High: HK$453,669 HKD|Avg: HK$233,981 HKD|-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 2, 2026
Retailer 11HK$92,736 HKD
Retailer 6HK$108,451 HKD
Retailer 5HK$112,396 HKD
Retailer 15HK$124,245 HKD
Retailer 13HK$145,530 HKD
Retailer 12HK$177,077 HKD
Retailer 2HK$179,398 HKD
Retailer 8HK$249,290 HKD
Retailer 14HK$265,844 HKD
Retailer 4HK$276,037 HKD
Retailer 10HK$276,714 HKD
Retailer 9HK$281,494 HKD
Cape DiamondsHK$345,679 HKD
Retailer 7HK$393,590 HKD
Retailer 3HK$453,669 HKD

28 data points across 15 retailers

13 retailersHK$92,736 HKD to HK$345,679 HKD

A
Cheapest Retailer
-
HK$92,736 HKD
$11,820 USD
B+
Retailer 2
-
HK$108,451 HKD
$13,823 USD
View
B+
Retailer 3
-
HK$124,245 HKD
$15,836 USD
View
B+
Retailer 4
-
HK$145,530 HKD
$18,549 USD
View
B+
Retailer 5
-
HK$177,077 HKD
$22,570 USD
View
B+
Retailer 6
-
HK$179,398 HKD
£18,005 GBP
View
B
Retailer 7
-
HK$249,290 HKD
£25,019 GBP
View
B
Retailer 8
-
HK$265,844 HKD
$33,884 USD
View
B
Retailer 9
-
HK$276,714 HKD
€33,590 EUR
View
B
Retailer 10
-
HK$281,494 HKD
A$55,198 AUD
View
Most Expensive
B
Cape Diamonds
cert_762545528 · Oct 29
HK$345,679 HKD
ZAR 711,788 ZAR
View
10 more retailers have this diamond
Prices start from HK$92,736 HKDSave up to HK$252,943 HKD

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
HK$92,736 HKD