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Oval|Lab Grown|IGI

3.05ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG740503263

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG740503263

Diamond specifications and retailer prices

From $672 AUD
As of November 6, 2026
Save $4,654 AUD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,327 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.05ct lab-grown oval diamond

This 3.05ct lab-grown oval 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 LG740503263 or 740503263. Listed at 21 retailers as of November 5, 2026, with prices from $672 to $5,327, a $4,654 spread on the same certified stone. Brilliant Earth lists it at $5,327. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG740503263
Dimensions12.17 × 8.08 × 4.93 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.17 mm8.08 mm3.05 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG740503263
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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 6
Current: $5,327 AUD|Low: $653 AUD|High: $5,327 AUD|Avg: $1,690 AUD|+13.0%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 10$672 AUD
Retailer 3$754 AUD
Retailer 18$834 AUD
Retailer 17$953 AUD
Retailer 4$1,041 AUD
Retailer 12$1,131 AUD
Retailer 2$1,237 AUD
Retailer 7$1,305 AUD
Retailer 13$1,364 AUD
Retailer 6$1,377 AUD
Retailer 11$1,795 AUD
Retailer 16$1,988 AUD
Retailer 5$2,266 AUD
Retailer 19$2,682 AUD
Retailer 9$2,726 AUD
Retailer 15$2,896 AUD
Retailer 8$2,954 AUD
Retailer 14$3,056 AUD
Brilliant Earth$5,327 AUD

30 data points across 19 retailers

21 retailers$672 AUD to $5,327 AUD

A
Cheapest Retailer
-
$672 AUD
A
Retailer 2
-
$754 AUD
View
Retailer 3
-
$811 AUD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$834 AUD
View
A
Retailer 5
-
$953 AUD
View
Final sale: no returns
A
Retailer 6
-
$1,041 AUD
View
A
Retailer 7
-
$1,131 AUD
View
A
Retailer 8
-
$1,237 AUD
View
B+
Retailer 9
-
$1,305 AUD
View
A
Retailer 10
-
$1,364 AUD
View
A
Retailer 11
-
$1,377 AUD
View
B+
Retailer 12
-
$1,795 AUD
View
B+
Retailer 13
-
$1,988 AUD
View
B+
Retailer 14
-
$2,266 AUD
View
B
Retailer 15
-
$2,682 AUD
View
B
Retailer 16
-
$2,726 AUD
View
B
Retailer 17
-
$2,896 AUD
View
B
Retailer 18
-
$2,954 AUD
View
B
Retailer 19
-
$3,056 AUD
View
Retailer 20
-
$4,042 AUD
View
Price last confirmed 102 days ago
Most Expensive
B
Brilliant Earth
16730063A · Nov 5
$5,327 AUD
$3,660 USD
View
20 more retailers have this diamond
Prices start from $672 AUDSave up to $4,654 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 Oval
$672 AUD