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Princess|Lab Grown|IGI

4.09ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG749589421

Shape and cutting style on the report: Princess cut

Certificate IGI LG749589421

Diamond specifications and retailer prices

From $2,654 AUD
CA$2,583 CAD
As of November 2, 2026
Save $1,175 AUD (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,836 AUD at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG749589421 or 749589421. Listed at 3 retailers as of November 1, 2026, with a 44% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749589421
Dimensions8.67 × 8.61 mm
L/W Ratio1.01
Culet sizePointed
Top View
8.67 mm8.61 mm4.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749589421
Side View
Table 68.0%Crown 45.2°Girdle: Slightly ThickPavilion 38°Culet: NoneDepth 71.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,836 AUD|Low: $1,293 AUD|High: $6,916 AUD|Avg: $3,031 AUD|+12.6%
Novita 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
Retailer 14
Retailer 15
August 3, 2026
Retailer 7$1,378 AUD
Retailer 6$1,413 AUD
Retailer 10$1,537 AUD
Retailer 14$1,608 AUD
Retailer 3$1,846 AUD
Retailer 13$2,068 AUD
Retailer 9$2,223 AUD
Retailer 11$2,654 AUD
Retailer 12$3,158 AUD
Retailer 4$3,475 AUD
Retailer 2$3,828 AUD
Novita Diamonds$3,836 AUD
Retailer 5$5,417 AUD
Retailer 15$5,964 AUD
Retailer 8$6,287 AUD

58 data points across 15 retailers

3 retailers$2,654 AUD to $3,828 AUD

B+
Cheapest Retailer
-
$2,654 AUD
CA$2,583 CAD
B
Retailer 2
-
$3,828 AUD
$2,683 USD
View
Most Expensive
Novita Diamonds
cert_749589421 · Jul 4
$3,836 AUD
View
Price last confirmed 121 days ago
2 more retailers have this diamond
Prices start from $2,654 AUDSave up to $1,175 AUD

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+
4.09ct Princess
$2,654 AUD