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Radiant|Lab Grown|IGI

5.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629465

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

Certificate IGI LG768629465

Diamond specifications and retailer prices

From HK$64,829 HKD
$8,263 USD
As of October 31, 2026
Save HK$222,842 HKD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$287,671 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.03ct lab-grown radiant diamond

This 5.03ct 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 LG768629465 or 768629465. Listed at 13 retailers as of October 30, 2026, with prices from HK$64,829 to HK$287,671, a HK$222,842 spread on the same certified stone. Taylor and Hart lists it at HK$287,671. 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

5.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629465
Dimensions12.28 × 8.60 × 5.59 mm
L/W Ratio1.43
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
12.28 mm8.60 mm5.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629465
Side View
Table 64.0%Crown 42.1°Girdle: Slightly ThickPavilion 33.5°Culet: NoneDepth 65.0%

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 31
Current: HK$146,008 HKD|Low: HK$64,829 HKD|High: HK$329,134 HKD|Avg: HK$159,318 HKD|-35.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 2HK$64,829 HKD
Retailer 11HK$74,464 HKD
Retailer 4HK$78,921 HKD
Retailer 9HK$90,500 HKD
Retailer 10HK$98,503 HKD
Retailer 5HK$111,873 HKD
Retailer 1HK$146,008 HKD
Retailer 7HK$148,484 HKD
Retailer 3HK$155,808 HKD
Retailer 8HK$158,021 HKD
Retailer 6HK$191,040 HKD
Retailer 12HK$260,462 HKD
Taylor and HartHK$287,671 HKD

34 data points across 13 retailers

13 retailersHK$64,829 HKD to HK$287,671 HKD

A
Cheapest Retailer
-
HK$64,829 HKD
$8,263 USD
A
Retailer 2
-
HK$74,464 HKD
$9,491 USD
View
A
Retailer 3
-
HK$90,500 HKD
$11,535 USD
View
A
Retailer 4
-
HK$98,503 HKD
$12,555 USD
View
A
Retailer 5
-
HK$111,873 HKD
£11,228 GBP
View
Retailer 6
-
HK$115,315 HKD
£11,573 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
HK$146,008 HKD
$18,610 USD
View
A
Retailer 8
-
HK$148,484 HKD
£14,902 GBP
View
B+
Retailer 9
-
HK$155,808 HKD
$19,859 USD
View
Retailer 10
-
HK$158,021 HKD
€19,182 EUR
View
Price last confirmed 8 days ago
B+
Retailer 11
-
HK$191,040 HKD
ZAR 393,371 ZAR
View
B+
Retailer 12
-
HK$260,462 HKD
$33,198 USD
View
Most Expensive
B
Taylor and Hart
IHOVI15 · Oct 30
HK$287,671 HKD
$36,666 USD
View
12 more retailers have this diamond
Prices start from HK$64,829 HKDSave up to HK$222,842 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
5.03ct Radiant
HK$64,829 HKD