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Radiant|Lab Grown|IGI

5.11ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804637106

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

Certificate IGI LG804637106

Diamond specifications and retailer prices

From HK$77,971 HKD
$9,938 USD
As of October 30, 2026
Save HK$203,063 HKD (72%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$281,033 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804637106 or 804637106. Listed at 18 retailers as of October 30, 2026, with prices from HK$77,971 to HK$281,033, a HK$203,063 spread on the same certified stone. Taylor and Hart lists it at HK$281,033. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804637106
Dimensions11.95 × 8.55 × 5.83 mm
L/W Ratio1.40
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
11.95 mm8.55 mm5.11 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804637106
Side View
Table 65.0%Crown 41.4°Girdle: Slightly ThickPavilion 35.2°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$107,550 HKD|Low: HK$69,623 HKD|High: HK$282,356 HKD|Avg: HK$126,190 HKD|-11.8%
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
Retailer 16
Retailer 17
Retailer 18
Taylor and Hart
October 31, 2026
Retailer 10HK$69,623 HKD
Retailer 7HK$77,971 HKD
Retailer 4HK$78,889 HKD
Retailer 13HK$81,085 HKD
Retailer 8HK$84,765 HKD
Retailer 5HK$87,323 HKD
Retailer 17HK$87,699 HKD
Retailer 16HK$89,402 HKD
Retailer 9HK$90,445 HKD
Retailer 18HK$90,445 HKD
Retailer 15HK$96,549 HKD
Retailer 14HK$99,013 HKD
Retailer 1HK$107,550 HKD
Retailer 6HK$129,612 HKD
Retailer 12HK$146,073 HKD
Retailer 3HK$165,434 HKD
Retailer 11HK$183,766 HKD
Retailer 2HK$251,980 HKD
Taylor and HartHK$281,033 HKD

39 data points across 19 retailers

18 retailersHK$77,971 HKD to HK$281,033 HKD

A
Cheapest Retailer
-
HK$77,971 HKD
$9,938 USD
A
Retailer 2
-
HK$78,889 HKD
$10,055 USD
View
A
Retailer 3
-
HK$81,085 HKD
$10,335 USD
View
A
Retailer 4
-
HK$84,765 HKD
$10,804 USD
View
A
Retailer 5
-
HK$87,323 HKD
$11,130 USD
View
Final sale: no returns
A
Retailer 6
-
HK$87,699 HKD
$11,178 USD
View
A
Retailer 7
-
HK$89,402 HKD
$11,395 USD
View
A
Retailer 8
-
HK$90,445 HKD
$11,528 USD
View
Retailer 9
-
HK$90,445 HKD
$11,528 USD
View
Price last confirmed 15 days ago
A
Retailer 10
-
HK$96,549 HKD
$12,306 USD
View
A
Retailer 11
-
HK$99,013 HKD
$12,620 USD
View
A
Retailer 12
-
HK$107,550 HKD
£10,794 GBP
View
A
Retailer 13
-
HK$129,612 HKD
£13,008 GBP
View
A
Retailer 14
-
HK$146,073 HKD
£14,660 GBP
View
B+
Retailer 15
-
HK$165,434 HKD
$21,086 USD
View
B+
Retailer 16
-
HK$183,766 HKD
ZAR 378,393 ZAR
View
B
Retailer 17
-
HK$251,980 HKD
$32,117 USD
View
Most Expensive
B
Taylor and Hart
XMEI7CR · Oct 30
HK$281,033 HKD
$35,820 USD
View
17 more retailers have this diamond
Prices start from HK$77,971 HKDSave up to HK$203,063 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$77,971 HKD