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Round|Lab Grown|IGI

3.07ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG649471290

Shape and cutting style on the report: Round brilliant

Certificate IGI LG649471290

Diamond specifications and retailer prices

From $1,036 AUD
As of November 4, 2026
Save $3,721 AUD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,757 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.07ct lab-grown round diamond

This 3.07ct 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 LG649471290 or 649471290. Listed at 14 retailers as of November 4, 2026, with prices from $1,036 to $4,757, a $3,721 spread on the same certified stone. Brilliant Earth lists it at $4,757. 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

3.07
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649471290
Dimensions9.30 × 9.34 × 5.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
9.30 mm9.34 mm3.07 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649471290
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41°Culet: NoneDepth 61.8%

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 4
Current: $4,757 AUD|Low: $731 AUD|High: $5,100 AUD|Avg: $1,907 AUD|-6.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$731 AUD
Retailer 3$989 AUD
Retailer 7$1,036 AUD
Retailer 8$1,201 AUD
Retailer 10$1,301 AUD
Retailer 5$1,364 AUD
Retailer 11$1,366 AUD
Retailer 12$1,630 AUD
Retailer 9$2,240 AUD
Retailer 6$2,850 AUD
Retailer 2$3,051 AUD
Brilliant Earth$4,757 AUD

38 data points across 12 retailers

14 retailers$1,036 AUD to $4,757 AUD

Retailer 1
-
$590 AUD
Price last confirmed 45 days ago
Retailer 2
-
$660 AUD
View
Price last confirmed 44 days ago
Retailer 3
-
$721 AUD
View
Price last confirmed 40 days ago
A
Retailer 4
-
$1,036 AUD
View
A
Retailer 5
-
$1,201 AUD
View
B+
Retailer 6
-
$1,301 AUD
View
B+
Retailer 7
-
$1,364 AUD
View
A
Retailer 8
-
$1,366 AUD
View
B+
Retailer 9
-
$1,630 AUD
View
B
Retailer 10
-
$2,240 AUD
View
Retailer 11
-
$2,350 AUD
View
Price last confirmed 41 days ago
B
Retailer 12
-
$2,850 AUD
View
B
Retailer 13
-
$3,051 AUD
View
Most Expensive
B
Brilliant Earth
11632344A · Nov 5
$4,757 AUD
$3,330 USD
View
13 more retailers have this diamond
Prices start from $1,036 AUDSave up to $3,721 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
3.07ct Round
$1,036 AUD