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Oval|Lab Grown|IGI

2.81ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG606318294

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG606318294

Diamond specifications and retailer prices

From $611 AUD
$429 USD
As of October 29, 2026
Save $3,019 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,630 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.81ct lab-grown oval diamond

This 2.81ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG606318294 or 606318294. Listed at 15 retailers as of October 29, 2026, with prices from $611 to $3,630, a $3,019 spread on the same certified stone. Brilliant Earth lists it at $3,630. 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

2.81
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606318294
Dimensions11.27 × 8.02 × 5.00 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.27 mm8.02 mm2.81 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606318294
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.3%

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: $3,630 AUD|Low: $587 AUD|High: $6,805 AUD|Avg: $1,855 AUD|-46.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 15$611 AUD
Retailer 4$683 AUD
Retailer 5$683 AUD
Retailer 6$757 AUD
Retailer 16$757 AUD
Retailer 9$961 AUD
Retailer 14$1,018 AUD
Retailer 12$1,205 AUD
Retailer 2$1,246 AUD
Retailer 7$1,696 AUD
Retailer 13$1,764 AUD
Retailer 3$2,434 AUD
Retailer 8$2,480 AUD
Retailer 10$2,784 AUD
Retailer 11$3,552 AUD
Brilliant Earth$3,630 AUD

43 data points across 16 retailers

15 retailers$611 AUD to $3,630 AUD

A
Cheapest Retailer
-
$611 AUD
$429 USD
A
Retailer 2
-
$683 AUD
$480 USD
View
Final sale: no returns
A
Retailer 3
-
$683 AUD
$480 USD
View
A
Retailer 4
-
$757 AUD
$532 USD
View
A
Retailer 5
-
$757 AUD
$532 USD
View
A
Retailer 6
-
$961 AUD
$675 USD
View
B+
Retailer 7
-
$1,018 AUD
$715 USD
View
A
Retailer 8
-
$1,246 AUD
£689 GBP
View
B+
Retailer 9
-
$1,696 AUD
$1,191 USD
View
B+
Retailer 10
-
$1,764 AUD
$1,239 USD
View
B
Retailer 11
-
$2,434 AUD
$1,710 USD
View
B
Retailer 12
-
$2,480 AUD
$1,742 USD
View
B
Retailer 13
-
$2,784 AUD
£1,540 GBP
View
B
Retailer 14
-
$3,552 AUD
$2,495 USD
View
Most Expensive
B
Brilliant Earth
21312170A · Oct 30
$3,630 AUD
$2,550 USD
View
14 more retailers have this diamond
Prices start from $611 AUDSave up to $3,019 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
2.81ct Oval
$611 AUD