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Princess|Lab Grown|IGI

1.20ct F VS1 Princess Lab Grown Diamond

EX • F/VS1 • IGI LG839682734

Shape and cutting style on the report: Princess cut

Certificate IGI LG839682734

Diamond specifications and retailer prices

From $492 NZD
As of November 6, 2026
Save $1,329 NZD (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,822 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

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 LG839682734 or 839682734. Listed at 8 retailers as of November 6, 2026, with prices from $492 to $1,822, a $1,329 spread on the same certified stone. Brilliant Earth lists it at $1,822. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682734
Dimensions5.79 × 5.74 × 4.12 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.79 mm5.74 mm1.20 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682734
Side View
Table 65.0%Crown 40°Girdle: MediumPavilion 38.3°Culet: NoneDepth 71.8%

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: Nov 6
Current: $1,822 NZD|Low: $492 NZD|High: $1,822 NZD|Avg: $915 NZD|+9.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 7$492 NZD
Retailer 8$566 NZD
Retailer 6$621 NZD
Retailer 4$758 NZD
Retailer 9$768 NZD
Retailer 3$942 NZD
Retailer 5$1,340 NZD
Retailer 2$1,541 NZD
Brilliant Earth$1,822 NZD

11 data points across 9 retailers

8 retailers$492 NZD to $1,822 NZD

A
Cheapest Retailer
-
$492 NZD
B+
Retailer 2
-
$566 NZD
View
A
Retailer 3
-
$621 NZD
View
Retailer 4
-
$758 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$942 NZD
View
Retailer 6
-
$1,340 NZD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$1,541 NZD
View
Most Expensive
B
Brilliant Earth
22272087A · Nov 6
$1,822 NZD
$1,010 USD
View
7 more retailers have this diamond
Prices start from $492 NZDSave up to $1,329 NZD

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
$492 NZD