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Radiant|Lab Grown|IGI

2.51ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG828678895

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

Certificate IGI LG828678895

Diamond specifications and retailer prices

From HK$5,030 HKD
$641 USD
As of October 29, 2026
Save HK$11,632 HKD (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$16,661 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown radiant diamond

This 2.51ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG828678895 or 828678895. Listed at 7 retailers as of October 29, 2026, with prices from HK$5,030 to HK$16,661, a HK$11,632 spread on the same certified stone. MOH London lists it at HK$16,661. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828678895
Dimensions9.75 × 6.80 × 4.28 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm6.80 mm2.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828678895
Side View
Table 65.0%Crown 40.8°Girdle: Slightly ThickPavilion 32.7°Culet: NoneDepth 62.9%

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 29
Current: HK$16,661 HKD|Low: HK$5,030 HKD|High: HK$16,771 HKD|Avg: HK$8,812 HKD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7HK$5,030 HKD
Retailer 4HK$5,430 HKD
Retailer 5HK$6,285 HKD
Retailer 2HK$7,477 HKD
Retailer 6HK$9,965 HKD
Retailer 3HK$14,634 HKD
MOH LondonHK$16,661 HKD

40 data points across 7 retailers

7 retailersHK$5,030 HKD to HK$16,661 HKD

A
Cheapest Retailer
-
HK$5,030 HKD
$641 USD
B+
Retailer 2
-
HK$5,430 HKD
$692 USD
View
A
Retailer 3
-
HK$6,285 HKD
$801 USD
View
B+
Retailer 4
-
HK$7,477 HKD
£750 GBP
View
B+
Retailer 5
-
HK$9,965 HKD
$1,270 USD
View
Retailer 6
-
HK$14,634 HKD
$1,865 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG828678895 · Oct 29
HK$16,661 HKD
£1,672 GBP
View
6 more retailers have this diamond
Prices start from HK$5,030 HKDSave up to HK$11,632 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
2.51ct Radiant
HK$5,030 HKD