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Radiant|Lab Grown|IGI

1.51ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG560205459

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG560205459

Diamond specifications and retailer prices

From $1,560 AUD
As of November 5, 2026
9 retailers carry this diamond
Most expensive: $2,460 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG560205459 or 560205459. Listed at 9 retailers as of November 5, 2026. 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

1.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560205459
Dimensions8.09 × 5.68 × 3.87 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.09 mm5.68 mm1.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560205459
Side View
Table 60.0%Crown 40.5°Girdle: MediumPavilionCulet: NoneDepth 68.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $2,460 AUD|Low: $202 AUD|High: $2,460 AUD|Avg: $1,001 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 5$256 AUD
Retailer 8$287 AUD
Retailer 7$565 AUD
Retailer 10$616 AUD
Retailer 9$684 AUD
Retailer 11$776 AUD
Retailer 3$895 AUD
Retailer 4$1,080 AUD
Retailer 6$1,557 AUD
Retailer 2$1,643 AUD
Do Amore Diamonds$2,460 AUD

12 data points across 11 retailers

9 retailers

Retailer 1
-
$256 AUD
Price last confirmed 11 days ago
Retailer 2
-
$297 AUD
View
Price last confirmed 10 days ago
Retailer 3
-
$565 AUD
View
Price last confirmed 10 days ago
Retailer 4
-
$1,080 AUD
View
Price last confirmed 12 days ago
Retailer 5
-
$1,128 AUD
View
Price last confirmed 10 days ago
Retailer 6
-
$1,557 AUD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$1,560 AUD
View
Retailer 8
-
$1,643 AUD
View
Price last confirmed 13 days ago
Most Expensive
Do Amore Diamonds
27-B900480CB · Oct 29
$2,460 AUD
$1,690 USD
View
Price last confirmed 8 days ago
8 more retailers have this diamond
Prices start from $1,560 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.

B
1.51ct Radiant
$1,560 AUD