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Radiant|Lab Grown|IGI

1.25ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG812608272

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

Certificate IGI LG812608272

Diamond specifications and retailer prices

From $521 AUD
£288 GBP
As of October 24, 2026
Save $1,158 AUD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,680 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812608272 or 812608272. Listed at 10 retailers as of October 24, 2026, with prices from $521 to $1,680, a $1,158 spread on the same certified stone. Brilliant Earth lists it at $1,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812608272
Dimensions7.12 × 5.20 × 3.63 mm
L/W Ratio1.37
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.12 mm5.20 mm1.25 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812608272
Side View
Table 64.0%Crown 39°Girdle: MediumPavilion 30.2°Culet: NoneDepth 69.8%

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: Oct 24
Current: $521 AUD|Low: $410 AUD|High: $1,432 AUD|Avg: $794 AUD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 24, 2026
Retailer 7$410 AUD
Retailer 1$521 AUD
Retailer 3$541 AUD
Retailer 8$643 AUD
Retailer 6$766 AUD
Retailer 2$918 AUD
Retailer 5$977 AUD
Retailer 9$1,050 AUD
Retailer 4$1,423 AUD

35 data points across 9 retailers

10 retailers$521 AUD to $1,680 AUD

Retailer 1
-
$410 AUD
$288 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$521 AUD
£288 GBP
View
A
Retailer 3
-
$541 AUD
€362 EUR
View
A
Retailer 4
-
$643 AUD
$452 USD
View
B+
Retailer 5
-
$766 AUD
$538 USD
View
Retailer 6
-
$918 AUD
$645 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$977 AUD
View
B+
Retailer 8
-
$1,050 AUD
$738 USD
View
Retailer 9
-
$1,423 AUD
£787 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
22288448A · Oct 26
$1,680 AUD
$1,180 USD
View
9 more retailers have this diamond
Prices start from $521 AUDSave up to $1,158 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
1.25ct Radiant
$521 AUD