Princess|Lab Grown|IGI

1.91ct E VS2 Princess Lab Grown Diamond

ID • E/VS2 • IGI LG691507117

Shape and cutting style on the report: Princess cut

Certificate IGI LG691507117

Diamond specifications and retailer prices

From $533 USD
As of October 28, 2026
Save $1,077 USD (67%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,610 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.91ct lab-grown princess diamond

This 1.91ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691507117 or 691507117. Listed at 3 retailers as of October 28, 2026, with prices from $533 to $1,610, a $1,077 spread on the same certified stone. Brilliant Earth lists it at $1,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691507117
Dimensions6.79 × 6.71 × 4.75 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm6.71 mm1.91 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691507117
Side View
Table 70.0%Crown 44.8°Girdle: Slightly ThickPavilion 38.1°Culet: NoneDepth 70.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $1,610 USD|Low: $500 USD|High: $1,648 USD|Avg: $978 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 10$500 USD
Retailer 3$533 USD
Retailer 8$584 USD
Retailer 7$657 USD
Retailer 6$783 USD
Retailer 9$1,033 USD
Retailer 5$1,256 USD
Retailer 2$1,422 USD
Brilliant Earth$1,610 USD
Retailer 4$1,648 USD

12 data points across 10 retailers

3 retailers$533 USD to $1,610 USD

B+
Cheapest Retailer
-
$533 USD
B
Retailer 2
-
$1,422 USD
£1,120 GBP
View
Most Expensive
B
Brilliant Earth
13561864Y · Oct 29
$1,610 USD
View
2 more retailers have this diamond
Prices start from $533 USDSave up to $1,077 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+
1.91ct Princess
$533 USD