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Round|Lab Grown|IGI

3.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG696574990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG696574990

Diamond specifications and retailer prices

From $573 AUD
As of November 5, 2026
Save $6,198 AUD (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,771 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG696574990 or 696574990. Listed at 19 retailers as of November 5, 2026, with prices from $573 to $6,771, a $6,198 spread on the same certified stone. Brilliant Earth lists it at $6,771. 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

3.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696574990
Dimensions9.35 × 9.28 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.35 mm9.28 mm3.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696574990
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $6,771 AUD|Low: $550 AUD|High: $6,771 AUD|Avg: $1,791 AUD|+21.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$573 AUD
Retailer 8$640 AUD
Retailer 11$710 AUD
Retailer 7$921 AUD
Retailer 3$941 AUD
Retailer 4$1,040 AUD
Retailer 2$1,279 AUD
Retailer 9$1,991 AUD
Retailer 6$2,721 AUD
Retailer 5$2,870 AUD
Brilliant Earth$6,771 AUD

39 data points across 11 retailers

19 retailers$573 AUD to $6,771 AUD

A
Cheapest Retailer
-
$573 AUD
A
Retailer 2
-
$640 AUD
View
Final sale: no returns
A
Retailer 3
-
$641 AUD
View
Retailer 4
-
$710 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$710 AUD
View
A
Retailer 6
-
$921 AUD
View
B+
Retailer 7
-
$941 AUD
View
A
Retailer 8
-
$1,040 AUD
View
A
Retailer 9
-
$1,144 AUD
View
A
Retailer 10
-
$1,229 AUD
View
A
Retailer 11
-
$1,279 AUD
View
B+
Retailer 12
-
$1,991 AUD
View
B
Retailer 13
-
$2,518 AUD
View
B
Retailer 14
-
$2,607 AUD
View
B
Retailer 15
-
$2,721 AUD
View
B
Retailer 16
-
$2,733 AUD
View
B
Retailer 17
-
$2,870 AUD
View
B
Retailer 18
-
$5,085 AUD
View
Most Expensive
B
Brilliant Earth
16265180A · Nov 5
$6,771 AUD
$4,740 USD
View
18 more retailers have this diamond
Prices start from $573 AUDSave up to $6,198 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
3.05ct Round
$573 AUD