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Round|Lab Grown|IGI

1.02ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG474116580

Shape and cutting style on the report: Round brilliant

Certificate IGI LG474116580

Diamond specifications and retailer prices

From $938 AUD
$659 USD
As of October 29, 2026
Save $836 AUD (47%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,061 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.02ct lab-grown round diamond

This 1.02ct 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 LG474116580 or 474116580. Listed at 11 retailers as of October 29, 2026, with a 89% 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

1.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474116580
Dimensions6.39 × 6.33 × 4.03 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.39 mm6.33 mm1.02 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474116580
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,735 AUD|Low: $686 AUD|High: $4,641 AUD|Avg: $1,717 AUD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 8$686 AUD
Retailer 7$1,021 AUD
Retailer 6$1,051 AUD
Retailer 4$1,110 AUD
Retailer 1$1,735 AUD
Retailer 5$1,774 AUD
Retailer 3$2,780 AUD
Retailer 2$4,610 AUD

39 data points across 8 retailers

11 retailers$938 AUD to $1,774 AUD

B
Cheapest Retailer
-
$938 AUD
$659 USD
B
Retailer 2
-
$1,021 AUD
$717 USD
View
B
Retailer 3
-
$1,051 AUD
$738 USD
View
Final sale: no returns
B
Retailer 4
-
$1,089 AUD
$765 USD
View
Retailer 5
-
$1,089 AUD
$765 USD
View
Price last confirmed 15 days ago
B
Retailer 6
-
$1,110 AUD
$780 USD
View
B
Retailer 7
-
$1,735 AUD
£960 GBP
View
B
Retailer 8
-
$1,774 AUD
$1,246 USD
View
Retailer 9
-
$2,780 AUD
$1,953 USD
View
Price under review
Most Expensive
NZ Jewellers
b95d3139-3132-4847-ac77-fd7d69e18659 · Oct 31
$3,061 AUD
$2,150 USD
View
Price under review
9 more retailers have this diamond
Prices start from $938 AUDSave up to $836 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 Round
$938 AUD