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2.55ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG478112341

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478112341

Diamond specifications and retailer prices

From HK$10,827 HKD
$1,380 USD
As of October 30, 2026
Save HK$55,195 HKD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$66,022 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 2.55ct lab-grown round diamond

This 2.55ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478112341 or 478112341. Listed at 10 retailers as of October 29, 2026, with prices from HK$10,827 to HK$66,022, a HK$55,195 spread on the same certified stone. MOH London lists it at HK$66,022. 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

2.55
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478112341
Dimensions8.78 × 8.85 × 5.26 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.78 mm8.85 mm2.55 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478112341
Side View
Table 61.5%Crown 33°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.7%

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 30
Current: HK$66,022 HKD|Low: HK$10,827 HKD|High: HK$66,460 HKD|Avg: HK$32,821 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2HK$10,827 HKD
Retailer 5HK$21,144 HKD
Retailer 8HK$23,004 HKD
Retailer 10HK$23,678 HKD
Retailer 6HK$24,526 HKD
Retailer 11HK$29,853 HKD
Retailer 9HK$33,713 HKD
Retailer 4HK$35,988 HKD
Retailer 7HK$38,177 HKD
Retailer 3HK$54,898 HKD
MOH LondonHK$66,022 HKD

17 data points across 11 retailers

10 retailersHK$10,827 HKD to HK$66,022 HKD

A
Cheapest Retailer
-
HK$10,827 HKD
$1,380 USD
B+
Retailer 2
-
HK$21,144 HKD
$2,695 USD
View
B+
Retailer 3
-
HK$23,004 HKD
$2,932 USD
View
B+
Retailer 4
-
HK$23,678 HKD
$3,018 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$24,526 HKD
$3,126 USD
View
Retailer 6
-
HK$24,526 HKD
$3,126 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
HK$33,713 HKD
$4,297 USD
View
B
Retailer 8
-
HK$35,988 HKD
$4,587 USD
View
B
Retailer 9
-
HK$38,177 HKD
$4,866 USD
View
Most Expensive
B
MOH London
LG478112341 · Oct 29
HK$66,022 HKD
£6,626 GBP
View
9 more retailers have this diamond
Prices start from HK$10,827 HKDSave up to HK$55,195 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
2.55ct Round
HK$10,827 HKD