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Princess|Lab Grown|IGI

1.20ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG591349012

Shape and cutting style on the report: Princess cut

Certificate IGI LG591349012

Diamond specifications and retailer prices

From $190 USD
As of October 30, 2026
Save $1,630 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,820 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591349012 or 591349012. Listed at 11 retailers as of October 30, 2026, with prices from $190 to $1,820, a $1,630 spread on the same certified stone. Do Amore Diamonds lists it at $1,820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591349012
Dimensions5.91 × 5.83 × 4.12 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.91 mm5.83 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591349012
Side View
Table 71.0%Crown 42.2°Girdle: MediumPavilion 38.2°Culet: NoneDepth 70.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,820 USD|Low: $190 USD|High: $1,880 USD|Avg: $709 USD|-3.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
October 29, 2026
Retailer 11$190 USD
Retailer 9$220 USD
Retailer 4$377 USD
Retailer 3$399 USD
Retailer 12$413 USD
Retailer 5$434 USD
Retailer 6$508 USD
Retailer 8$634 USD
Retailer 15$740 USD
Retailer 10$758 USD
Retailer 13$819 USD
Retailer 14$834 USD
Retailer 7$885 USD
Retailer 2$1,045 USD
Do Amore Diamonds$1,820 USD

24 data points across 15 retailers

11 retailers$190 USD to $1,820 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$220 USD
View
A
Retailer 3
-
$413 USD
View
B+
Retailer 4
-
$490 USD
View
B+
Retailer 5
-
$634 USD
A$975 AUD
View
B+
Retailer 6
-
$740 USD
View
B
Retailer 7
-
$758 USD
View
B
Retailer 8
-
$819 USD
View
B
Retailer 9
-
$834 USD
View
B
Retailer 10
-
$1,045 USD
£823 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F9A82179E · Oct 31
$1,820 USD
View
10 more retailers have this diamond
Prices start from $190 USDSave up to $1,630 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
1.20ct Princess
$190 USD