Radiant|Lab Grown|IGI

1.33ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG670436829

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

Certificate IGI LG670436829

Diamond specifications and retailer prices

From $482 USD
As of November 4, 2026
Save $1,628 USD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of November 4, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG670436829 or 670436829. Listed at 6 retailers as of November 4, 2026, with prices from $482 to $2,110, a $1,628 spread on the same certified stone. Brilliant Earth lists it at $2,110. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670436829
Dimensions7.76 × 5.41 × 3.66 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.76 mm5.41 mm1.33 ctF / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670436829
Side View
Table 66.0%Crown 30.2°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,110 USD|Low: $482 USD|High: $2,520 USD|Avg: $1,253 USD|-16.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$482 USD
Retailer 2$609 USD
Retailer 5$938 USD
Retailer 6$983 USD
Retailer 3$1,630 USD
Retailer 7$1,729 USD
Brilliant Earth$2,110 USD

12 data points across 7 retailers

6 retailers$482 USD to $2,110 USD

A
Cheapest Retailer
-
$482 USD
A
Retailer 2
-
$609 USD
View
B+
Retailer 3
-
$957 USD
View
B+
Retailer 4
-
$983 USD
View
Retailer 5
-
$1,630 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
13874950A · Nov 4
$2,110 USD
View
5 more retailers have this diamond
Prices start from $482 USDSave up to $1,628 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
1.33ct Radiant
$482 USD