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Princess|Lab Grown|IGI

1.31ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG722575981

Shape and cutting style on the report: Princess cut

Certificate IGI LG722575981

Diamond specifications and retailer prices

From $3,977 SGD
$3,110 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $3,977 SGD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.31ct lab-grown princess diamond

This 1.31ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722575981 or 722575981. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722575981
Dimensions5.80 × 5.78 × 4.37 mm
L/W Ratio1.00
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.80 mm5.78 mm1.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722575981
Side View
Table 67.0%Crown 44.6°Girdle: MediumPavilion 39.2°Culet: NoneDepth 75.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $3,977 SGD|Low: $2,164 SGD|High: $3,977 SGD|Avg: $3,172 SGD
Brilliant Earth
Retailer 2
December 30, 2025
Retailer 2$2,164 SGD
Brilliant Earth$3,977 SGD

5 data points across 2 retailers

1 retailer

B
Brilliant Earth
15188128Y · Nov 2
$3,977 SGD
$3,110 USD
View

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B
1.31ct Princess
$3,977 SGD