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Oval|Lab Grown|IGI

3.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG678584320

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584320

Diamond specifications and retailer prices

From $635 AUD
$446 USD
As of October 29, 2026
Save $3,252 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,886 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.01ct lab-grown oval diamond

This 3.01ct 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 LG678584320 or 678584320. Listed at 17 retailers as of October 29, 2026, with prices from $635 to $3,886, a $3,252 spread on the same certified stone. Brilliant Earth lists it at $3,886. 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

3.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584320
Dimensions11.18 × 8.23 × 5.19 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm8.23 mm3.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584320
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

Caratlytics Score

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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: Oct 29
Current: $3,886 AUD|Low: $616 AUD|High: $3,886 AUD|Avg: $1,524 AUD
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
October 31, 2026
Retailer 6$635 AUD
Retailer 4$712 AUD
Retailer 5$729 AUD
Retailer 13$787 AUD
Retailer 9$796 AUD
Retailer 17$989 AUD
Retailer 15$1,046 AUD
Retailer 10$1,077 AUD
Retailer 8$1,211 AUD
Retailer 14$1,211 AUD
Retailer 11$1,302 AUD
Retailer 2$1,889 AUD
Retailer 3$2,157 AUD
Retailer 16$2,531 AUD
Retailer 7$2,854 AUD
Retailer 12$2,907 AUD
Brilliant Earth$3,886 AUD

45 data points across 17 retailers

17 retailers$635 AUD to $3,886 AUD

A
Cheapest Retailer
-
$635 AUD
$446 USD
A
Retailer 2
-
$712 AUD
$500 USD
View
A
Retailer 3
-
$729 AUD
$512 USD
View
Final sale: no returns
A
Retailer 4
-
$787 AUD
$553 USD
View
Retailer 5
-
$796 AUD
$559 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$989 AUD
$695 USD
View
B+
Retailer 7
-
$1,046 AUD
$735 USD
View
A
Retailer 8
-
$1,077 AUD
£596 GBP
View
A
Retailer 9
-
$1,211 AUD
$851 USD
View
A
Retailer 10
-
$1,302 AUD
£720 GBP
View
B+
Retailer 11
-
$1,889 AUD
$1,327 USD
View
B
Retailer 12
-
$2,157 AUD
$1,515 USD
View
B
Retailer 13
-
$2,531 AUD
$1,778 USD
View
B
Retailer 14
-
$2,854 AUD
$2,005 USD
View
B
Retailer 15
-
$2,907 AUD
£1,608 GBP
View
Retailer 16
-
$2,922 AUD
$2,053 USD
View
Price last confirmed 74 days ago
Most Expensive
B
Brilliant Earth
17470619A · Oct 29
$3,886 AUD
$2,730 USD
View
16 more retailers have this diamond
Prices start from $635 AUDSave up to $3,252 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
3.01ct Oval
$635 AUD