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Princess|Lab Grown|IGI

4.00ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG780666045

Shape and cutting style on the report: Princess cut

Certificate IGI LG780666045

Diamond specifications and retailer prices

From $7,178 AUD
$5,042 USD
As of October 30, 2026
Save $42,207 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $49,385 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4ct lab-grown princess diamond

This 4ct 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 LG780666045 or 780666045. Listed at 14 retailers as of October 30, 2026, with prices from $7,178 to $49,385, a $42,207 spread on the same certified stone. Do Amore Diamonds lists it at $49,385. 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

4.00
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780666045
Dimensions8.46 × 8.44 × 6.18 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
8.46 mm8.44 mm4.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780666045
Side View
Table 67.0%Crown 45.8°Girdle: ThickPavilion 37°Culet: NoneDepth 73.2%

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: $49,385 AUD|Low: $7,178 AUD|High: $59,905 AUD|Avg: $18,820 AUD|-17.6%
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
October 30, 2026
Retailer 7$7,178 AUD
Retailer 4$7,547 AUD
Retailer 8$7,643 AUD
Retailer 9$8,357 AUD
Retailer 5$10,471 AUD
Retailer 13$10,910 AUD
Retailer 6$11,311 AUD
Retailer 3$12,904 AUD
Retailer 14$13,069 AUD
Retailer 10$16,030 AUD
Retailer 2$18,535 AUD
Retailer 11$18,801 AUD
Retailer 12$23,028 AUD
Do Amore Diamonds$49,385 AUD

31 data points across 14 retailers

14 retailers$7,178 AUD to $49,385 AUD

A
Cheapest Retailer
-
$7,178 AUD
$5,042 USD
A
Retailer 2
-
$7,547 AUD
$5,301 USD
View
A
Retailer 3
-
$7,643 AUD
$5,369 USD
View
A
Retailer 4
-
$8,357 AUD
$5,870 USD
View
A
Retailer 5
-
$10,471 AUD
$7,355 USD
View
A
Retailer 6
-
$10,910 AUD
$7,664 USD
View
A
Retailer 7
-
$11,311 AUD
$7,945 USD
View
Final sale: no returns
A
Retailer 8
-
$12,904 AUD
$9,064 USD
View
A
Retailer 9
-
$13,069 AUD
$9,180 USD
View
B+
Retailer 10
-
$16,030 AUD
€10,724 EUR
View
B+
Retailer 11
-
$18,535 AUD
$13,020 USD
View
B+
Retailer 12
-
$18,801 AUD
£10,399 GBP
View
B+
Retailer 13
-
$23,028 AUD
$16,176 USD
View
Most Expensive
B
Do Amore Diamonds
27-96267DA2A · Oct 30
$49,385 AUD
$34,690 USD
View
13 more retailers have this diamond
Prices start from $7,178 AUDSave up to $42,207 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.

A
4.00ct Princess
$7,178 AUD