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Princess|Lab Grown|IGI

4.09ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG790611920

Shape and cutting style on the report: Princess cut

Certificate IGI LG790611920

Diamond specifications and retailer prices

From $11,325 NZD
$6,383 USD
As of October 31, 2026
Save $45,930 NZD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $57,255 NZD at Michael Trio · As of October 31, 2026
View at Michael Trio

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 LG790611920 or 790611920. Listed at 21 retailers as of October 31, 2026, with prices from $11,325 to $57,255, a $45,930 spread on the same certified stone. Michael Trio lists it at $57,255. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611920
Dimensions8.89 × 8.78 × 6.04 mm
L/W Ratio1.01
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
8.89 mm8.78 mm4.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611920
Side View
Table 67.0%Crown 41.8°Girdle: ThinPavilion 37.7°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
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: $57,255 NZD|Low: $10,122 NZD|High: $78,974 NZD|Avg: $27,262 NZD
Michael Trio
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 6$11,325 NZD
Retailer 19$12,658 NZD
Retailer 5$13,038 NZD
Retailer 7$14,173 NZD
Retailer 18$14,602 NZD
Retailer 4$14,682 NZD
Retailer 20$14,682 NZD
Retailer 17$16,600 NZD
Retailer 10$16,806 NZD
Retailer 21$17,010 NZD
Retailer 16$18,226 NZD
Retailer 2$19,823 NZD
Retailer 11$23,228 NZD
Retailer 12$26,160 NZD
Retailer 15$30,247 NZD
Retailer 13$34,495 NZD
Retailer 3$37,599 NZD
Retailer 9$40,409 NZD
Retailer 14$53,005 NZD
Michael Trio$57,255 NZD
Retailer 8$78,974 NZD

36 data points across 21 retailers

21 retailers$11,325 NZD to $57,255 NZD

A
Cheapest Retailer
-
$11,325 NZD
$6,383 USD
A
Retailer 2
-
$12,658 NZD
$7,134 USD
View
A
Retailer 3
-
$13,038 NZD
$7,348 USD
View
A
Retailer 4
-
$13,164 NZD
$7,419 USD
View
A
Retailer 5
-
$14,173 NZD
$7,988 USD
View
Final sale: no returns
A
Retailer 6
-
$14,602 NZD
$8,230 USD
View
Retailer 7
-
$14,682 NZD
$8,275 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$14,682 NZD
$8,275 USD
View
A
Retailer 9
-
$16,600 NZD
$9,356 USD
View
A
Retailer 10
-
$16,806 NZD
HK$74,000 HKD
View
A
Retailer 11
-
$17,010 NZD
$9,587 USD
View
A
Retailer 12
-
$18,226 NZD
$10,272 USD
View
A
Retailer 13
-
$19,823 NZD
£8,797 GBP
View
B+
Retailer 14
-
$23,228 NZD
£10,308 GBP
View
B+
Retailer 15
-
$30,247 NZD
£13,423 GBP
View
B+
Retailer 16
-
$34,495 NZD
ZAR 314,083 ZAR
View
B
Retailer 17
-
$37,599 NZD
$21,191 USD
View
B
Retailer 18
-
$40,409 NZD
$22,774 USD
View
B
Retailer 19
-
$53,005 NZD
$29,874 USD
View
Most Expensive
B
Michael Trio
2019427377 · Oct 31
$57,255 NZD
SGD 43,607 SGD
View
19 more retailers have this diamond
Prices start from $11,325 NZDSave up to $45,930 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
$11,325 NZD