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Radiant|Lab Grown|IGI

1.45ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG782602730

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

Certificate IGI LG782602730

Diamond specifications and retailer prices

From $3,886 AUD
$2,730 USD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $4,257 AUD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.45ct lab-grown radiant diamond

This 1.45ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782602730 or 782602730. Listed at 3 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782602730
Dimensions7.71 × 5.59 × 3.95 mm
L/W Ratio1.38
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
7.71 mm5.59 mm1.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782602730
Side View
Table 63.0%Crown 46.3°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 70.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $4,257 AUD|Low: $1,242 AUD|High: $4,769 AUD|Avg: $2,469 AUD|+1.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3$1,242 AUD
Retailer 4$1,539 AUD
Retailer 10$1,573 AUD
Retailer 8$1,723 AUD
Retailer 9$1,730 AUD
Retailer 5$1,737 AUD
Retailer 11$2,430 AUD
Retailer 6$2,614 AUD
Retailer 7$3,652 AUD
Retailer 2$3,886 AUD
Rare Carat$4,257 AUD

7 data points across 11 retailers

3 retailers

Retailer 1
-
$1,539 AUD
$1,081 USD
Price last confirmed 25 days ago
B
Retailer 2
-
$3,886 AUD
$2,730 USD
View
Most Expensive
Rare Carat
HL-172379 · Oct 18
$4,257 AUD
$2,990 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $3,886 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
1.45ct Radiant
$3,886 AUD