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Princess|Lab Grown|IGI

4.05ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG791609672

Shape and cutting style on the report: Princess cut

Certificate IGI LG791609672

Diamond specifications and retailer prices

From $10,373 NZD
$5,846 USD
As of October 30, 2026
Save $60,812 NZD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $71,185 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.05ct lab-grown princess diamond

This 4.05ct 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 LG791609672 or 791609672. Listed at 23 retailers as of October 29, 2026, with prices from $10,373 to $71,185, a $60,812 spread on the same certified stone. Do Amore Diamonds lists it at $71,185. 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

4.05
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791609672
Dimensions8.58 × 8.55 × 6.23 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
8.58 mm8.55 mm4.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791609672
Side View
Table 67.0%Crown 43.1°Girdle: MediumPavilion 38.2°Culet: NoneDepth 72.9%

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 30
Current: $71,185 NZD|Low: $10,373 NZD|High: $89,318 NZD|Avg: $30,737 NZD|-20.3%
Do Amore 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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 17$10,373 NZD
Retailer 14$11,863 NZD
Retailer 7$11,948 NZD
Retailer 8$12,773 NZD
Retailer 16$13,192 NZD
Retailer 15$15,467 NZD
Retailer 3$17,583 NZD
Retailer 2$17,967 NZD
Retailer 18$19,235 NZD
Retailer 10$20,902 NZD
Retailer 12$23,124 NZD
Retailer 13$28,830 NZD
Retailer 11$31,086 NZD
Retailer 4$36,416 NZD
Retailer 5$46,739 NZD
Retailer 6$49,729 NZD
Retailer 9$66,643 NZD
Do Amore Diamonds$71,185 NZD

37 data points across 18 retailers

23 retailers$10,373 NZD to $71,185 NZD

A
Cheapest Retailer
-
$10,373 NZD
$5,846 USD
A
Retailer 2
-
$11,407 NZD
$6,429 USD
View
A
Retailer 3
-
$11,863 NZD
$6,686 USD
View
A
Retailer 4
-
$11,948 NZD
$6,734 USD
View
A
Retailer 5
-
$12,773 NZD
$7,199 USD
View
Final sale: no returns
A
Retailer 6
-
$13,192 NZD
$7,435 USD
View
A
Retailer 7
-
$13,231 NZD
$7,457 USD
View
Retailer 8
-
$13,231 NZD
$7,457 USD
View
Price last confirmed 14 days ago
A
Retailer 9
-
$15,467 NZD
$8,717 USD
View
A
Retailer 10
-
$17,338 NZD
$9,772 USD
View
A
Retailer 11
-
$17,583 NZD
$9,910 USD
View
A
Retailer 12
-
$17,967 NZD
£7,973 GBP
View
B+
Retailer 13
-
$19,235 NZD
$10,841 USD
View
B+
Retailer 14
-
$20,902 NZD
£9,276 GBP
View
B+
Retailer 15
-
$23,124 NZD
€12,412 EUR
View
B+
Retailer 16
-
$28,830 NZD
£12,794 GBP
View
B+
Retailer 17
-
$31,086 NZD
ZAR 283,041 ZAR
View
B+
Retailer 18
-
$36,416 NZD
$20,524 USD
View
B+
Retailer 19
-
$40,364 NZD
$22,750 USD
View
B
Retailer 20
-
$46,739 NZD
$26,342 USD
View
B
Retailer 21
-
$49,729 NZD
$28,027 USD
View
B
Retailer 22
-
$66,643 NZD
$37,560 USD
View
Most Expensive
B
Do Amore Diamonds
27-6FB0F9005 · Oct 29
$71,185 NZD
$40,120 USD
View
22 more retailers have this diamond
Prices start from $10,373 NZDSave up to $60,812 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
4.05ct Princess
$10,373 NZD