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Princess|Lab Grown|IGI

4.00ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG846662195

Shape and cutting style on the report: Princess cut

Certificate IGI LG846662195

Diamond specifications and retailer prices

From $5,394 USD
£4,248 GBP
As of October 29, 2026
Save $15,606 USD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $21,000 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG846662195 or 846662195. Listed at 10 retailers as of October 29, 2026, with prices from $5,394 to $21,000, a $15,606 spread on the same certified stone. Brilliant Earth lists it at $21,000. 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 angle45.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662195
Dimensions8.52 × 8.47 × 6.33 mm
L/W Ratio1.01
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
8.52 mm8.47 mm4.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662195
Side View
Table 64.0%Crown 45.9°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 74.7%

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 29
Current: $21,000 USD|Low: $5,393 USD|High: $21,000 USD|Avg: $11,702 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5$5,394 USD
Retailer 2$6,445 USD
Retailer 6$6,954 USD
Retailer 9$8,772 USD
Retailer 10$8,844 USD
Retailer 7$9,435 USD
Retailer 4$13,174 USD
Retailer 8$14,050 USD
Retailer 3$15,762 USD
Brilliant Earth$21,000 USD

8 data points across 10 retailers

10 retailers$5,394 USD to $21,000 USD

A
Cheapest Retailer
-
$5,394 USD
£4,248 GBP
A
Retailer 2
-
$6,445 USD
View
A
Retailer 3
-
$6,954 USD
View
A
Retailer 4
-
$8,772 USD
View
A
Retailer 5
-
$8,844 USD
View
A
Retailer 6
-
$9,435 USD
View
B+
Retailer 7
-
$13,174 USD
£10,373 GBP
View
B+
Retailer 8
-
$14,050 USD
View
B+
Retailer 9
-
$15,762 USD
€15,011 EUR
View
Most Expensive
B
Brilliant Earth
22208618A · Oct 29
$21,000 USD
View
9 more retailers have this diamond
Prices start from $5,394 USDSave up to $15,606 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
$5,394 USD