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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG628472259

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628472259

Diamond specifications and retailer prices

From $1,767 AUD
As of November 5, 2026
Save $571 AUD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,338 AUD at The Diamond Guys · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG628472259 or 628472259. Listed at 3 retailers as of November 5, 2026, with prices from $1,767 to $2,338, a $571 spread on the same certified stone. The Diamond Guys lists it at $2,338. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628472259
Dimensions9.27 × 9.22 × 5.79 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
9.27 mm9.22 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628472259
Side View
Table 58.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $474 AUD|Low: $349 AUD|High: $3,871 AUD|Avg: $1,737 AUD|+31.7%
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
The Diamond Guys
September 18, 2026
Retailer 1$474 AUD
Retailer 13$541 AUD
Retailer 8$549 AUD
Retailer 11$761 AUD
Retailer 7$771 AUD
Retailer 12$859 AUD
Retailer 9$931 AUD
Retailer 10$974 AUD
Retailer 14$1,371 AUD
Retailer 3$1,487 AUD
Retailer 2$1,523 AUD
Retailer 4$1,767 AUD
The Diamond Guys$2,338 AUD
Retailer 6$2,750 AUD
Retailer 5$3,728 AUD

66 data points across 15 retailers

3 retailers$1,767 AUD to $2,338 AUD

Retailer 1
-
$541 AUD
Price last confirmed 51 days ago
B+
Retailer 2
-
$1,767 AUD
View
Most Expensive
B
The Diamond Guys
1954434398 · Nov 6
$2,338 AUD
$1,637 USD
View
2 more retailers have this diamond
Prices start from $1,767 AUDSave up to $571 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
$1,767 AUD