Princess|Lab Grown|IGI

1.25ct F VS1 Princess Lab Grown Diamond

EX • F/VS1

Diamond specifications and retailer prices

From $355 USD
As of October 31, 2026
Save $635 USD (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,438 USD at Helzberg Diamonds · As of October 2, 2026
View at Helzberg Diamonds

About this 1.25ct lab-grown princess diamond

This 1.25ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 31, 2026, with a 179% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions5.86 × 5.81 × 4.23 mm
L/W Ratio1.01
Top View
5.86 mm5.81 mm1.25 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 69.0%CrownGirdle: MediumPavilionCulet: NoneDepth 72.8%

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: Oct 31
Current: $1,438 USD|Low: $355 USD|High: $1,438 USD|Avg: $1,055 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
October 23, 2026
Retailer 2$355 USD
Retailer 3$748 USD
Retailer 4$990 USD
Helzberg Diamonds$1,438 USD

5 data points across 4 retailers

4 retailers$355 USD to $990 USD

A
Cheapest Retailer
-
$355 USD
B+
Retailer 2
-
$748 USD
CA$1,039 CAD
View
B
Retailer 3
-
$990 USD
View
Most Expensive
Helzberg Diamonds
ZXZOJNMOHOPO · Oct 2
$1,438 USD
View
Price last confirmed 31 days ago
3 more retailers have this diamond
Prices start from $355 USDSave up to $635 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
1.25ct Princess
$355 USD