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Radiant|Lab Grown|IGI

1.05ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG662486441

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

Certificate IGI LG662486441

Diamond specifications and retailer prices

From HK$1,051 HKD
$134 USD
As of October 28, 2026
Save HK$8,375 HKD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$9,427 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662486441 or 662486441. Listed at 12 retailers as of October 28, 2026, with prices from HK$1,051 to HK$9,427, a HK$8,375 spread on the same certified stone. MOH London lists it at HK$9,427. 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

1.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662486441
Dimensions7.35 × 4.98 × 3.24 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm4.98 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662486441
Side View
Table 67.0%Crown 44°Girdle: STK-THKPavilion 34.1°Culet: NoneDepth 65.1%

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: Oct 28
Current: HK$9,427 HKD|Low: HK$1,051 HKD|High: HK$9,427 HKD|Avg: HK$3,181 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 3HK$1,051 HKD
Retailer 9HK$1,193 HKD
Retailer 15HK$1,306 HKD
Retailer 2HK$1,461 HKD
Retailer 4HK$1,994 HKD
Retailer 14HK$2,133 HKD
Retailer 13HK$2,189 HKD
Retailer 8HK$2,285 HKD
Retailer 12HK$2,338 HKD
Retailer 10HK$3,084 HKD
Retailer 11HK$3,609 HKD
Retailer 6HK$4,045 HKD
Retailer 5HK$4,976 HKD
Retailer 7HK$8,082 HKD
MOH LondonHK$9,427 HKD

3 data points across 15 retailers

12 retailersHK$1,051 HKD to HK$9,427 HKD

A
Cheapest Retailer
-
HK$1,051 HKD
$134 USD
A
Retailer 2
-
HK$1,193 HKD
$152 USD
View
A
Retailer 3
-
HK$1,306 HKD
View
A
Retailer 4
-
HK$1,461 HKD
£147 GBP
View
A
Retailer 5
-
HK$2,133 HKD
£214 GBP
View
B+
Retailer 6
-
HK$2,189 HKD
$279 USD
View
A
Retailer 7
-
HK$2,285 HKD
£229 GBP
View
A
Retailer 8
-
HK$2,338 HKD
$298 USD
View
B+
Retailer 9
-
HK$3,084 HKD
$393 USD
View
B+
Retailer 10
-
HK$3,609 HKD
$460 USD
View
B+
Retailer 11
-
HK$4,461 HKD
£448 GBP
View
Most Expensive
B
MOH London
LG662486441 · Oct 29
HK$9,427 HKD
£946 GBP
View
11 more retailers have this diamond
Prices start from HK$1,051 HKDSave up to HK$8,375 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
1.05ct Radiant
HK$1,051 HKD