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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 $5,057 USD
As of October 27, 2026
Save $29,733 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $34,790 USD at Do Amore Diamonds · As of October 28, 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 27, 2026, with prices from $5,057 to $34,790, a $29,733 spread on the same certified stone. Do Amore Diamonds lists it at $34,790. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $34,790 USD|Low: $5,057 USD|High: $42,080 USD|Avg: $13,242 USD|-17.3%
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
October 30, 2026
Retailer 13$5,057 USD
Retailer 3$5,301 USD
Retailer 2$5,369 USD
Retailer 7$5,870 USD
Retailer 4$7,355 USD
Retailer 11$7,664 USD
Retailer 6$7,945 USD
Retailer 14$9,064 USD
Retailer 12$9,180 USD
Retailer 8$11,260 USD
Retailer 9$13,207 USD
Retailer 10$16,176 USD
Retailer 5$21,000 USD
Do Amore Diamonds$34,790 USD

31 data points across 14 retailers

14 retailers$5,057 USD to $34,790 USD

A
Cheapest Retailer
-
$5,057 USD
A
Retailer 2
-
$5,301 USD
View
A
Retailer 3
-
$5,369 USD
View
A
Retailer 4
-
$5,870 USD
View
A
Retailer 5
-
$7,355 USD
View
A
Retailer 6
-
$7,664 USD
View
A
Retailer 7
-
$7,945 USD
View
Final sale: no returns
A
Retailer 8
-
$9,064 USD
View
A
Retailer 9
-
$9,180 USD
View
A
Retailer 10
-
$11,260 USD
€10,724 EUR
View
B+
Retailer 11
-
$13,207 USD
£10,399 GBP
View
B+
Retailer 12
-
$16,176 USD
View
B
Retailer 13
-
$21,000 USD
View
Most Expensive
B
Do Amore Diamonds
27-96267DA2A · Oct 28
$34,790 USD
View
13 more retailers have this diamond
Prices start from $5,057 USDSave up to $29,733 USD

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
$5,057 USD