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Round|Lab Grown|IGI

3.57ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG632444151

Shape and cutting style on the report: Round brilliant

Certificate IGI LG632444151

Diamond specifications and retailer prices

From $1,814 AUD
CA$1,770 CAD
As of October 30, 2026
Save $585 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,398 AUD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.57ct lab-grown round diamond

This 3.57ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG632444151 or 632444151. Listed at 2 retailers as of October 30, 2026, with prices from $1,814 to $2,398, a $585 spread on the same certified stone. The Diamond Guys lists it at $2,398. 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

3.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632444151
Dimensions9.80 × 9.74 × 6.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.80 mm9.74 mm3.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632444151
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,000 AUD|Low: $369 AUD|High: $7,074 AUD|Avg: $2,172 AUD|-13.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
September 16, 2026
Retailer 7$646 AUD
Retailer 4$880 AUD
Retailer 1$1,000 AUD
Retailer 6$1,206 AUD
Retailer 2$1,275 AUD
Retailer 5$1,729 AUD
Retailer 8$1,768 AUD
Retailer 9$1,814 AUD
Retailer 11$2,121 AUD
Retailer 13$2,398 AUD
The Diamond Guys$2,398 AUD
Retailer 12$3,077 AUD
Retailer 10$3,786 AUD
Retailer 3$4,242 AUD

63 data points across 14 retailers

2 retailers$1,814 AUD to $2,398 AUD

B+
Cheapest Retailer
-
$1,814 AUD
CA$1,770 CAD
Most Expensive
B
The Diamond Guys
1954434267 · Oct 30
$2,398 AUD
$1,685 USD
View
1 more retailer has this diamond
Prices start from $1,814 AUDSave up to $585 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+
3.57ct Round
$1,814 AUD