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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 $616 SGD
As of November 4, 2026
Save $2,079 SGD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,695 SGD 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 $616 to $2,695, a $2,079 spread on the same certified stone. Brilliant Earth lists it at $2,695. 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
Colour
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,695 SGD|Low: $616 SGD|High: $3,219 SGD|Avg: $1,601 SGD|-16.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$616 SGD
Retailer 2$778 SGD
Retailer 5$1,198 SGD
Retailer 6$1,256 SGD
Retailer 3$2,082 SGD
Retailer 7$2,208 SGD
Brilliant Earth$2,695 SGD

12 data points across 7 retailers

6 retailers$616 SGD to $2,695 SGD

A
Cheapest Retailer
-
$616 SGD
A
Retailer 2
-
$778 SGD
View
B+
Retailer 3
-
$1,222 SGD
View
B+
Retailer 4
-
$1,256 SGD
View
Retailer 5
-
$2,082 SGD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
13874950A · Nov 4
$2,695 SGD
$2,110 USD
View
5 more retailers have this diamond
Prices start from $616 SGDSave up to $2,079 SGD

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
$616 SGD