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Round|Lab Grown|IGI

1.03ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG742526753

Shape and cutting style on the report: Round brilliant

Certificate IGI LG742526753

Diamond specifications and retailer prices

From HK$1,742 HKD
As of November 6, 2026
Save HK$2,259 HKD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$10,800 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG742526753 or 742526753. Listed at 8 retailers as of November 5, 2026, with a 130% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.03
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742526753
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.03 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742526753
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.1%

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: Nov 6
Current: HK$10,800 HKD|Low: HK$1,506 HKD|High: HK$11,219 HKD|Avg: HK$3,601 HKD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8HK$1,506 HKD
Retailer 7HK$1,742 HKD
Retailer 2HK$2,142 HKD
Retailer 3HK$2,275 HKD
Retailer 6HK$2,660 HKD
Retailer 5HK$3,177 HKD
Retailer 4HK$4,001 HKD
MOH LondonHK$10,800 HKD

41 data points across 8 retailers

8 retailersHK$1,742 HKD to HK$4,001 HKD

Retailer 1
-
HK$1,506 HKD
Price last confirmed 63 days ago
B+
Retailer 2
-
HK$1,742 HKD
View
A
Retailer 3
-
HK$2,142 HKD
View
A
Retailer 4
-
HK$2,275 HKD
View
B+
Retailer 5
-
HK$2,660 HKD
View
Retailer 6
-
HK$3,177 HKD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
HK$4,001 HKD
View
Most Expensive
MOH London
LG742526753 · Oct 29
HK$10,800 HKD
£1,084 GBP
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from HK$1,742 HKDSave up to HK$2,259 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
1.03ct Round
HK$1,742 HKD