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Radiant|Lab Grown|IGI

1.02ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG494172716

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

Certificate IGI LG494172716

Diamond specifications and retailer prices

From HK$3,527 HKD
As of November 1, 2026
Save HK$9,522 HKD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$13,049 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.02ct lab-grown radiant diamond

This 1.02ct 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 LG494172716 or 494172716. Listed at 5 retailers as of November 1, 2026, with prices from HK$3,527 to HK$13,049, a HK$9,522 spread on the same certified stone. MOH London lists it at HK$13,049. 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

1.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494172716
Dimensions6.67 × 5.07 × 3.34 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.67 mm5.07 mm1.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494172716
Side View
Table 65.0%Crown 42.7°Girdle: Slightly ThickPavilion 31.1°Culet: NoneDepth 65.9%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: HK$13,049 HKD|Low: HK$3,527 HKD|High: HK$13,238 HKD|Avg: HK$6,398 HKD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4HK$3,527 HKD
Retailer 6HK$3,582 HKD
Retailer 2HK$5,047 HKD
Retailer 5HK$5,275 HKD
Retailer 3HK$5,776 HKD
Retailer 7HK$8,747 HKD
MOH LondonHK$13,049 HKD

43 data points across 7 retailers

5 retailersHK$3,527 HKD to HK$13,049 HKD

B+
Cheapest Retailer
-
HK$3,527 HKD
B+
Retailer 2
-
HK$5,047 HKD
View
B
Retailer 3
-
HK$5,275 HKD
View
B
Retailer 4
-
HK$5,776 HKD
View
Most Expensive
B
MOH London
LG494172716 · Nov 5
HK$13,049 HKD
£1,311 GBP
View
4 more retailers have this diamond
Prices start from HK$3,527 HKDSave up to HK$9,522 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+
1.02ct Radiant
HK$3,527 HKD