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Radiant|Lab Grown|IGI

1.30ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG653443348

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

Certificate IGI LG653443348

Diamond specifications and retailer prices

From $1,621 USD
£1,277 GBP
As of October 29, 2026
Save $1,029 USD (39%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,650 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG653443348 or 653443348. Listed at 2 retailers as of October 29, 2026, with prices from $1,621 to $2,650, a $1,029 spread on the same certified stone. Brilliant Earth lists it at $2,650. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.3°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653443348
Dimensions7.50 × 5.50 × 3.61 mm
L/W Ratio1.36
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm5.50 mm1.30 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653443348
Side View
Table 65.0%Crown 48.3°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 65.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,650 USD|Low: $2,600 USD|High: $2,870 USD|Avg: $2,684 USD|+1.9%
October 4, 2026
Brilliant Earth$2,650 USD

8 data points across 1 retailer

2 retailers$1,621 USD to $2,650 USD

B
Cheapest Retailer
-
$1,621 USD
£1,277 GBP
Most Expensive
B
Brilliant Earth
15410309B · Oct 29
$2,650 USD
View
1 more retailer has this diamond
Prices start from $1,621 USDSave up to $1,029 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.

B
1.30ct Radiant
$1,621 USD