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Radiant|Lab Grown|IGI

2.50ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG510158563

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

Certificate IGI LG510158563

Diamond specifications and retailer prices

From HK$17,007 HKD
As of November 6, 2026
Save HK$60,750 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$77,757 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 2.5ct lab-grown radiant diamond

This 2.5ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG510158563 or 510158563. Listed at 12 retailers as of November 5, 2026, with prices from HK$17,007 to HK$77,757, a HK$60,750 spread on the same certified stone. MOH London lists it at HK$77,757. 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

2.50
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510158563
Dimensions8.84 × 6.69 × 4.51 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.84 mm6.69 mm2.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510158563
Side View
Table 68.5%Crown 42.6°Girdle: STK-THKPavilion 31.2°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$77,757 HKD|Low: HK$17,007 HKD|High: HK$79,011 HKD|Avg: HK$44,181 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 5HK$17,007 HKD
Retailer 4HK$31,381 HKD
Retailer 8HK$35,135 HKD
Retailer 6HK$36,397 HKD
Retailer 2HK$47,322 HKD
Retailer 3HK$48,271 HKD
Retailer 7HK$56,374 HKD
MOH LondonHK$77,757 HKD

45 data points across 8 retailers

12 retailersHK$17,007 HKD to HK$77,757 HKD

B+
Cheapest Retailer
-
HK$17,007 HKD
B
Retailer 2
-
HK$31,381 HKD
View
B
Retailer 3
-
HK$32,886 HKD
View
B
Retailer 4
-
HK$35,135 HKD
View
Final sale: no returns
B
Retailer 5
-
HK$36,397 HKD
View
Retailer 6
-
HK$36,397 HKD
View
Price last confirmed 26 days ago
B
Retailer 7
-
HK$36,836 HKD
View
B
Retailer 8
-
HK$45,480 HKD
View
B
Retailer 9
-
HK$47,322 HKD
View
B
Retailer 10
-
HK$48,271 HKD
View
B
Retailer 11
-
HK$56,374 HKD
View
Most Expensive
B
MOH London
LG510158563 · Nov 5
HK$77,757 HKD
£7,812 GBP
View
11 more retailers have this diamond
Prices start from HK$17,007 HKDSave up to HK$60,750 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+
2.50ct Radiant
HK$17,007 HKD