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Radiant|Lab Grown|IGI

1.33ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG844647025

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

Certificate IGI LG844647025

Diamond specifications and retailer prices

From $691 AUD
As of November 4, 2026
Save $2,694 AUD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,386 AUD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844647025 or 844647025. Listed at 6 retailers as of November 3, 2026, with prices from $691 to $3,386, a $2,694 spread on the same certified stone. Brilliant Earth lists it at $3,386. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844647025
Dimensions7.84 × 5.42 × 3.76 mm
L/W Ratio1.45
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
7.84 mm5.42 mm1.33 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844647025
Side View
Table 62.0%Crown 41.2°Girdle: MediumPavilion 35.9°CuletDepth 69.4%

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: Nov 4
Current: $3,386 AUD|Low: $691 AUD|High: $4,771 AUD|Avg: $1,798 AUD|-29.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$691 AUD
Retailer 6$790 AUD
Retailer 5$997 AUD
Retailer 3$1,120 AUD
Retailer 2$1,633 AUD
Retailer 7$2,650 AUD
Brilliant Earth$3,386 AUD

15 data points across 7 retailers

6 retailers$691 AUD to $3,386 AUD

A
Cheapest Retailer
-
$691 AUD
Retailer 2
-
$997 AUD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$1,120 AUD
View
B+
Retailer 4
-
$1,633 AUD
View
Retailer 5
-
$2,650 AUD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
22463676A · Nov 3
$3,386 AUD
$2,370 USD
View
5 more retailers have this diamond
Prices start from $691 AUDSave up to $2,694 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
1.33ct Radiant
$691 AUD