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Round|Lab Grown|IGI

3.10ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG720533134

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720533134

Diamond specifications and retailer prices

From $556 AUD
As of November 5, 2026
Save $2,580 AUD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,136 AUD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG720533134 or 720533134. Listed at 15 retailers as of November 4, 2026, with prices from $556 to $3,136, a $2,580 spread on the same certified stone. Rare Carat lists it at $3,136. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720533134
Dimensions9.36 × 9.40 × 5.75 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.36 mm9.40 mm3.10 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720533134
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,136 AUD|Low: $556 AUD|High: $5,800 AUD|Avg: $1,703 AUD|-11.4%
Rare Carat
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
Retailer 16
November 6, 2026
Retailer 12$556 AUD
Retailer 7$623 AUD
Retailer 6$690 AUD
Retailer 16$767 AUD
Retailer 13$900 AUD
Retailer 9$914 AUD
Retailer 14$1,093 AUD
Retailer 4$1,094 AUD
Retailer 15$1,134 AUD
Retailer 2$1,234 AUD
Retailer 3$1,617 AUD
Retailer 11$1,934 AUD
Retailer 5$2,217 AUD
Retailer 10$2,693 AUD
Rare Carat$3,136 AUD
Retailer 8$5,800 AUD

11 data points across 16 retailers

15 retailers$556 AUD to $3,136 AUD

A
Cheapest Retailer
-
$556 AUD
A
Retailer 2
-
$623 AUD
View
A
Retailer 3
-
$690 AUD
View
A
Retailer 4
-
$767 AUD
View
A
Retailer 5
-
$900 AUD
View
A
Retailer 6
-
$914 AUD
View
Retailer 7
-
$1,093 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,094 AUD
View
A
Retailer 9
-
$1,134 AUD
View
A
Retailer 10
-
$1,234 AUD
View
B+
Retailer 11
-
$1,617 AUD
View
B+
Retailer 12
-
$1,934 AUD
View
B+
Retailer 13
-
$2,217 AUD
View
B
Retailer 14
-
$2,693 AUD
View
Most Expensive
B
Rare Carat
KI1345331KF720 · Nov 4
$3,136 AUD
$2,195 USD
View
14 more retailers have this diamond
Prices start from $556 AUDSave up to $2,580 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.

A
3.10ct Round
$556 AUD