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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 $655 AUD
As of November 1, 2026
Save $1,768 AUD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,423 AUD 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 $655 to $2,423, a $1,768 spread on the same certified stone. MOH London lists it at $2,423. 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: $2,423 AUD|Low: $655 AUD|High: $2,458 AUD|Avg: $1,188 AUD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$655 AUD
Retailer 6$665 AUD
Retailer 2$937 AUD
Retailer 5$979 AUD
Retailer 3$1,073 AUD
Retailer 7$1,624 AUD
MOH London$2,423 AUD

43 data points across 7 retailers

5 retailers$655 AUD to $2,423 AUD

B+
Cheapest Retailer
-
$655 AUD
B+
Retailer 2
-
$937 AUD
View
B
Retailer 3
-
$979 AUD
View
B
Retailer 4
-
$1,073 AUD
View
Most Expensive
B
MOH London
LG494172716 · Nov 5
$2,423 AUD
£1,311 GBP
View
4 more retailers have this diamond
Prices start from $655 AUDSave up to $1,768 AUD

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
$655 AUD