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Round|Lab Grown|IGI

3.10ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG627411219

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627411219

Diamond specifications and retailer prices

From $1,762 AUD
CA$1,719 CAD
As of October 30, 2026
Save $568 AUD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,330 AUD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG627411219 or 627411219. Listed at 3 retailers as of October 30, 2026, with prices from $1,762 to $2,330, a $568 spread on the same certified stone. The Diamond Guys lists it at $2,330. 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

3.10
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627411219
Dimensions9.46 × 9.41 × 5.74 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
9.46 mm9.41 mm3.10 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627411219
Side View
Table 56.0%Crown 34°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.9%

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: $495 AUD|Low: $473 AUD|High: $3,659 AUD|Avg: $1,543 AUD|+4.8%
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
Retailer 14
Retailer 15
The Diamond Guys
October 4, 2026
Retailer 1$495 AUD
Retailer 13$542 AUD
Retailer 8$550 AUD
Retailer 11$855 AUD
Retailer 12$858 AUD
Retailer 9$929 AUD
Retailer 10$974 AUD
Retailer 2$1,419 AUD
Retailer 15$1,424 AUD
Retailer 3$1,495 AUD
Retailer 14$1,536 AUD
Retailer 5$1,762 AUD
The Diamond Guys$2,330 AUD
Retailer 7$2,675 AUD
Retailer 4$3,189 AUD
Retailer 6$3,659 AUD

3 data points across 16 retailers

3 retailers$1,762 AUD to $2,330 AUD

Retailer 1
-
$542 AUD
$381 USD
Price last confirmed 47 days ago
B+
Retailer 2
-
$1,762 AUD
CA$1,719 CAD
View
Most Expensive
B
The Diamond Guys
1954434481 · Nov 1
$2,330 AUD
$1,637 USD
View
2 more retailers have this diamond
Prices start from $1,762 AUDSave up to $568 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+
3.10ct Round
$1,762 AUD