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Radiant|Lab Grown|IGI

2.57ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG776636683

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

Certificate IGI LG776636683

Diamond specifications and retailer prices

From HK$47,255 HKD
$6,023 USD
As of October 30, 2026
Save HK$58,434 HKD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$105,689 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.57ct lab-grown radiant diamond

This 2.57ct 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 LG776636683 or 776636683. Listed at 8 retailers as of October 29, 2026, with prices from HK$47,255 to HK$105,689, a HK$58,434 spread on the same certified stone. MOH London lists it at HK$105,689. 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

2.57
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776636683
Dimensions9.40 × 6.73 × 4.59 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.40 mm6.73 mm2.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776636683
Side View
Table 63.0%Crown 46.6°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 68.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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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$105,689 HKD|Low: HK$45,576 HKD|High: HK$106,536 HKD|Avg: HK$69,018 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6HK$47,255 HKD
Retailer 7HK$47,380 HKD
Retailer 4HK$47,466 HKD
Retailer 2HK$66,375 HKD
Retailer 5HK$79,759 HKD
Retailer 3HK$88,698 HKD
MOH LondonHK$105,689 HKD

40 data points across 7 retailers

8 retailersHK$47,255 HKD to HK$105,689 HKD

B+
Cheapest Retailer
-
HK$47,255 HKD
$6,023 USD
B+
Retailer 2
-
HK$47,380 HKD
$6,039 USD
View
Retailer 3
-
HK$47,466 HKD
$6,050 USD
View
Price last confirmed 12 days ago
B
Retailer 4
-
HK$66,375 HKD
£6,661 GBP
View
B
Retailer 5
-
HK$79,759 HKD
$10,166 USD
View
Retailer 6
-
HK$88,698 HKD
€10,767 EUR
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG776636683 · Oct 29
HK$105,689 HKD
£10,607 GBP
View
6 more retailers have this diamond
Prices start from HK$47,255 HKDSave up to HK$58,434 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.

B+
2.57ct Radiant
HK$47,255 HKD