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Radiant|Lab Grown|IGI

5.11ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG744513486

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG744513486

Diamond specifications and retailer prices

From HK$54,904 HKD
$6,998 USD
As of October 30, 2026
Save HK$287,718 HKD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$342,622 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.11ct lab-grown radiant diamond

This 5.11ct lab-grown radiant 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 LG744513486 or 744513486. Listed at 17 retailers as of October 30, 2026, with prices from HK$54,904 to HK$342,622, a HK$287,718 spread on the same certified stone. Do Amore Diamonds lists it at HK$342,622. 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

5.11
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513486
Dimensions11.92 × 11.92 × 8.57 mm
L/W Ratio1.00
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
11.92 mm11.92 mm5.11 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513486
Side View
Table 64.0%Crown 42.1°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 67.0%

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 30
Current: HK$342,622 HKD|Low: HK$54,904 HKD|High: HK$398,562 HKD|Avg: HK$123,893 HKD|-10.2%
Do Amore 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
Retailer 16
Retailer 17
October 31, 2026
Retailer 13HK$54,904 HKD
Retailer 11HK$56,222 HKD
Retailer 6HK$60,333 HKD
Retailer 14HK$61,667 HKD
Retailer 15HK$62,452 HKD
Retailer 9HK$68,728 HKD
Retailer 10HK$73,200 HKD
Retailer 5HK$77,947 HKD
Retailer 3HK$79,061 HKD
Retailer 4HK$79,987 HKD
Retailer 2HK$119,632 HKD
Retailer 12HK$122,785 HKD
Retailer 16HK$131,197 HKD
Retailer 7HK$157,831 HKD
Retailer 17HK$177,077 HKD
Retailer 8HK$186,185 HKD
Do Amore DiamondsHK$342,622 HKD

36 data points across 17 retailers

17 retailersHK$54,904 HKD to HK$342,622 HKD

A
Cheapest Retailer
-
HK$54,904 HKD
$6,998 USD
A
Retailer 2
-
HK$56,222 HKD
$7,166 USD
View
A
Retailer 3
-
HK$60,333 HKD
$7,690 USD
View
A
Retailer 4
-
HK$61,667 HKD
$7,860 USD
View
A
Retailer 5
-
HK$62,452 HKD
$7,960 USD
View
A
Retailer 6
-
HK$68,728 HKD
$8,760 USD
View
Final sale: no returns
A
Retailer 7
-
HK$73,200 HKD
$9,330 USD
View
A
Retailer 8
-
HK$77,947 HKD
$9,935 USD
View
A
Retailer 9
-
HK$79,061 HKD
$10,077 USD
View
A
Retailer 10
-
HK$79,987 HKD
$10,195 USD
View
A
Retailer 11
-
HK$119,632 HKD
€14,522 EUR
View
A
Retailer 12
-
HK$122,785 HKD
$15,650 USD
View
A
Retailer 13
-
HK$131,197 HKD
£13,167 GBP
View
Retailer 14
-
HK$157,831 HKD
A$30,949 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
HK$177,077 HKD
$22,570 USD
View
Retailer 16
-
HK$186,185 HKD
A$36,509 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-6147F2322 · Oct 31
HK$342,622 HKD
$43,670 USD
View
16 more retailers have this diamond
Prices start from HK$54,904 HKDSave up to HK$287,718 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
5.11ct Radiant
HK$54,904 HKD