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Radiant|Lab Grown|IGI

1.29ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG845651363

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

Certificate IGI LG845651363

Diamond specifications and retailer prices

From $400 AUD
As of November 6, 2026
Save $1,055 AUD (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,455 AUD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845651363 or 845651363. Listed at 8 retailers as of November 6, 2026, with prices from $400 to $1,455, a $1,055 spread on the same certified stone. Brilliant Earth lists it at $1,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845651363
Dimensions7.62 × 5.40 × 3.70 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.62 mm5.40 mm1.29 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845651363
Side View
Table 66.0%Crown 27.8°Girdle: MediumPavilion 36.8°Culet: NoneDepth 68.5%

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: $1,455 AUD|Low: $400 AUD|High: $1,455 AUD|Avg: $801 AUD|+4.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$400 AUD
Retailer 3$571 AUD
Retailer 6$591 AUD
Retailer 2$603 AUD
Retailer 7$623 AUD
Retailer 5$1,087 AUD
Brilliant Earth$1,455 AUD

7 data points across 7 retailers

8 retailers$400 AUD to $1,455 AUD

A
Cheapest Retailer
-
$400 AUD
A
Retailer 2
-
$571 AUD
View
A
Retailer 3
-
$591 AUD
View
A
Retailer 4
-
$603 AUD
View
A
Retailer 5
-
$623 AUD
View
B+
Retailer 6
-
$757 AUD
View
B+
Retailer 7
-
$1,087 AUD
View
Most Expensive
B
Brilliant Earth
22392018A · Nov 6
$1,455 AUD
$1,000 USD
View
7 more retailers have this diamond
Prices start from $400 AUDSave up to $1,055 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
1.29ct Radiant
$400 AUD