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Radiant|Lab Grown|IGI

2.53ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811634715

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

Certificate IGI LG811634715

Diamond specifications and retailer prices

From HK$16,369 HKD
As of October 30, 2026
Save HK$58,636 HKD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$75,005 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.53ct lab-grown radiant diamond

This 2.53ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634715 or 811634715. Listed at 13 retailers as of October 29, 2026, with prices from HK$16,369 to HK$75,005, a HK$58,636 spread on the same certified stone. Brilliant Earth lists it at HK$75,005. 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

2.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634715
Dimensions9.79 × 6.83 × 4.44 mm
L/W Ratio1.43
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
9.79 mm6.83 mm2.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634715
Side View
Table 65.0%Crown 40.6°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 65.0%

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$75,005 HKD|Low: HK$16,369 HKD|High: HK$77,594 HKD|Avg: HK$38,878 HKD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 3HK$16,369 HKD
Retailer 2HK$18,812 HKD
Retailer 13HK$20,242 HKD
Retailer 9HK$21,372 HKD
Retailer 7HK$21,501 HKD
Retailer 6HK$34,450 HKD
Retailer 12HK$34,935 HKD
Retailer 10HK$36,122 HKD
Retailer 8HK$38,491 HKD
Retailer 5HK$45,902 HKD
Retailer 11HK$47,157 HKD
Retailer 4HK$51,593 HKD
Brilliant EarthHK$75,005 HKD

39 data points across 13 retailers

13 retailersHK$16,369 HKD to HK$75,005 HKD

A
Cheapest Retailer
-
HK$16,369 HKD
A
Retailer 2
-
HK$18,812 HKD
£1,888 GBP
View
A
Retailer 3
-
HK$20,242 HKD
$2,580 USD
View
A
Retailer 4
-
HK$21,372 HKD
$2,724 USD
View
Retailer 5
-
HK$21,501 HKD
€2,610 EUR
View
Price last confirmed 7 days ago
B+
Retailer 6
-
HK$34,450 HKD
ZAR 70,937 ZAR
View
B+
Retailer 7
-
HK$34,935 HKD
$4,453 USD
View
B+
Retailer 8
-
HK$36,122 HKD
$4,604 USD
View
Retailer 9
-
HK$38,491 HKD
£3,863 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
HK$45,902 HKD
$5,851 USD
View
Price last confirmed 72 days ago
B
Retailer 11
-
HK$47,157 HKD
$6,011 USD
View
B
Retailer 12
-
HK$51,593 HKD
$6,576 USD
View
Most Expensive
B
Brilliant Earth
20936686A · Oct 29
HK$75,005 HKD
$9,560 USD
View
12 more retailers have this diamond
Prices start from HK$16,369 HKDSave up to HK$58,636 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
2.53ct Radiant
HK$16,369 HKD