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Princess|Lab Grown|IGI

1.31ct E VVS1 Princess Lab Grown Diamond

ID • E/VVS1 • IGI LG598394025

Shape and cutting style on the report: Princess cut

Certificate IGI LG598394025

Diamond specifications and retailer prices

From $1,280 USD
As of October 26, 2026
Save $360 USD (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,640 USD at Zales · As of October 28, 2026
View at Zales

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG598394025 or 598394025. Listed at 3 retailers as of October 26, 2026, with prices from $1,280 to $1,640, a $360 spread on the same certified stone. Zales lists it at $1,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394025
Dimensions5.93 × 5.87 mm
L/W Ratio1.01
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
5.93 mm5.87 mm1.31 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598394025
Side View
Table 67.0%Crown 43.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 72.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $1,280 USD|Low: $1,280 USD|High: $2,120 USD|Avg: $1,866 USD|-39.6%
Retailer 1
Retailer 2
Zales
September 28, 2026
Retailer 1$1,280 USD
Retailer 2$1,640 USD
Zales$1,640 USD

9 data points across 3 retailers

3 retailers$1,280 USD to $1,640 USD

B
Cheapest Retailer
-
$1,280 USD
B
Retailer 2
-
$1,640 USD
View
Most Expensive
B
Zales
521252975 · Oct 28
$1,640 USD
View
2 more retailers have this diamond
Prices start from $1,280 USDSave up to $360 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
1.31ct Princess
$1,280 USD