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Princess|Lab Grown|IGI

4.09ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG754508404

Shape and cutting style on the report: Princess cut

Certificate IGI LG754508404

Diamond specifications and retailer prices

From $9,837 NZD
$5,544 USD
As of October 31, 2026
Save $37,732 NZD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $47,569 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508404 or 754508404. Listed at 13 retailers as of October 30, 2026, with prices from $9,837 to $47,569, a $37,732 spread on the same certified stone. Taylor and Hart lists it at $47,569. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508404
Dimensions8.74 × 8.72 × 6.33 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.74 mm8.72 mm4.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508404
Side View
Table 68.0%Crown 42°Girdle: MediumPavilion 39.5°Culet: NoneDepth 72.6%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $17,292 NZD|Low: $9,837 NZD|High: $53,136 NZD|Avg: $27,010 NZD|-19.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 5$9,837 NZD
Retailer 6$11,416 NZD
Retailer 4$17,021 NZD
Retailer 1$17,292 NZD
Retailer 2$17,654 NZD
Retailer 9$17,828 NZD
Retailer 8$23,616 NZD
Retailer 7$23,650 NZD
Retailer 11$27,267 NZD
Retailer 10$29,523 NZD
Retailer 12$30,366 NZD
Retailer 3$44,702 NZD
Taylor and Hart$47,569 NZD

36 data points across 13 retailers

13 retailers$9,837 NZD to $47,569 NZD

A+
Cheapest Retailer
-
$9,837 NZD
$5,544 USD
A
Retailer 2
-
$11,416 NZD
$6,434 USD
View
A
Retailer 3
-
$17,021 NZD
$9,593 USD
View
A
Retailer 4
-
$17,292 NZD
£7,674 GBP
View
A
Retailer 5
-
$17,654 NZD
$9,950 USD
View
A
Retailer 6
-
$17,828 NZD
HK$78,500 HKD
View
B+
Retailer 7
-
$23,616 NZD
$13,310 USD
View
B+
Retailer 8
-
$23,650 NZD
$13,329 USD
View
B+
Retailer 9
-
$27,267 NZD
€14,636 EUR
View
B+
Retailer 10
-
$29,523 NZD
ZAR 268,805 ZAR
View
B+
Retailer 11
-
$30,366 NZD
£13,476 GBP
View
B
Retailer 12
-
$44,702 NZD
$25,194 USD
View
Most Expensive
B
Taylor and Hart
ULKMLX8 · Oct 30
$47,569 NZD
$26,810 USD
View
12 more retailers have this diamond
Prices start from $9,837 NZDSave up to $37,732 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+
4.09ct Princess
$9,837 NZD