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Marquise|Lab Grown|IGI

5.09ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG841633725

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841633725

Diamond specifications and retailer prices

From HK$119,663 HKD
$15,252 USD
As of October 31, 2026
Save HK$245,437 HKD (67%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$365,100 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841633725 or 841633725. Listed at 16 retailers as of October 31, 2026, with prices from HK$119,663 to HK$365,100, a HK$245,437 spread on the same certified stone. Reve Diamonds lists it at HK$365,100. 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

5.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841633725
Dimensions18.53 × 8.60 × 5.45 mm
L/W Ratio2.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.53 mm8.60 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841633725
Side View
Table 61.0%Crown 32.8°Girdle: STK-VTKPavilion 39.9°Culet: NoneDepth 63.4%

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 31
Current: HK$269,264 HKD|Low: HK$119,663 HKD|High: HK$725,374 HKD|Avg: HK$296,939 HKD|-49.4%
Retailer 1
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
Reve Diamonds
November 1, 2026
Retailer 2HK$119,663 HKD
Retailer 9HK$121,098 HKD
Retailer 13HK$127,728 HKD
Retailer 10HK$134,794 HKD
Retailer 4HK$146,715 HKD
Retailer 15HK$147,714 HKD
Retailer 5HK$187,603 HKD
Retailer 3HK$201,007 HKD
Retailer 8HK$205,718 HKD
Retailer 12HK$222,347 HKD
Retailer 14HK$266,101 HKD
Retailer 1HK$269,264 HKD
Retailer 11HK$334,954 HKD
Retailer 6HK$335,882 HKD
Reve DiamondsHK$365,100 HKD
Retailer 7HK$449,226 HKD

12 data points across 16 retailers

16 retailersHK$119,663 HKD to HK$365,100 HKD

A
Cheapest Retailer
-
HK$119,663 HKD
$15,252 USD
A
Retailer 2
-
HK$121,098 HKD
$15,435 USD
View
A
Retailer 3
-
HK$127,728 HKD
$16,280 USD
View
A
Retailer 4
-
HK$134,794 HKD
£13,528 GBP
View
A
Retailer 5
-
HK$146,715 HKD
$18,700 USD
View
Final sale: no returns
A
Retailer 6
-
HK$147,714 HKD
£14,825 GBP
View
A
Retailer 7
-
HK$187,603 HKD
£18,828 GBP
View
A
Retailer 8
-
HK$201,007 HKD
$25,620 USD
View
A
Retailer 9
-
HK$205,718 HKD
£20,646 GBP
View
B+
Retailer 10
-
HK$222,347 HKD
$28,340 USD
View
B+
Retailer 11
-
HK$266,101 HKD
ZAR 547,928 ZAR
View
Retailer 12
-
HK$269,264 HKD
A$52,800 AUD
View
B
Retailer 13
-
HK$334,954 HKD
A$65,681 AUD
View
B+
Retailer 14
-
HK$335,882 HKD
$42,811 USD
View
Most Expensive
B
Reve Diamonds
48A603BFD · Nov 1
HK$365,100 HKD
$46,535 USD
View
14 more retailers have this diamond
Prices start from HK$119,663 HKDSave up to HK$245,437 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
5.09ct Marquise
HK$119,663 HKD