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 $366 USD
£288 GBP
As of October 24, 2026
Save $814 USD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,180 USD 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 $366 to $1,180, a $814 spread on the same certified stone. Brilliant Earth lists it at $1,180. 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
Color
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: $366 USD|Low: $288 USD|High: $1,006 USD|Avg: $558 USD|+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$288 USD
Retailer 1$366 USD
Retailer 3$380 USD
Retailer 8$452 USD
Retailer 6$538 USD
Retailer 2$645 USD
Retailer 5$686 USD
Retailer 9$738 USD
Retailer 4$999 USD

35 data points across 9 retailers

10 retailers$366 USD to $1,180 USD

Retailer 1
-
$288 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$366 USD
£288 GBP
View
A
Retailer 3
-
$380 USD
€362 EUR
View
A
Retailer 4
-
$452 USD
View
B+
Retailer 5
-
$538 USD
View
Retailer 6
-
$645 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$686 USD
A$1,056 AUD
View
B+
Retailer 8
-
$738 USD
View
Retailer 9
-
$999 USD
£787 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
22288448A · Oct 26
$1,180 USD
View
9 more retailers have this diamond
Prices start from $366 USDSave up to $814 USD

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
$366 USD