Princess|Lab Grown|IGI

4.12ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG729566271

Shape and cutting style on the report: Princess cut

Certificate IGI LG729566271

Diamond specifications and retailer prices

From $4,424 USD
As of October 30, 2026
Save $26,016 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $30,440 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.12ct lab-grown princess diamond

This 4.12ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729566271 or 729566271. Listed at 17 retailers as of October 30, 2026, with prices from $4,424 to $30,440, a $26,016 spread on the same certified stone. Do Amore Diamonds lists it at $30,440. 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

4.12
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729566271
Dimensions8.62 × 8.60 × 6.04 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
8.62 mm8.60 mm4.12 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729566271
Side View
Table 62.0%Crown 42.9°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 70.2%

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 30
Current: $30,440 USD|Low: $4,424 USD|High: $48,010 USD|Avg: $13,770 USD|-36.6%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
October 31, 2026
Retailer 13$4,424 USD
Retailer 2$4,636 USD
Retailer 14$4,640 USD
Retailer 11$4,746 USD
Retailer 4$5,232 USD
Retailer 15$5,405 USD
Retailer 10$6,677 USD
Retailer 5$6,724 USD
Retailer 9$8,660 USD
Retailer 6$9,384 USD
Retailer 16$9,510 USD
Retailer 17$11,587 USD
Retailer 12$12,200 USD
Retailer 3$14,155 USD
Retailer 7$15,141 USD
Retailer 8$27,106 USD
Do Amore Diamonds$30,440 USD

33 data points across 17 retailers

17 retailers$4,424 USD to $30,440 USD

A
Cheapest Retailer
-
$4,424 USD
A
Retailer 2
-
$4,636 USD
View
A
Retailer 3
-
$4,640 USD
View
A
Retailer 4
-
$4,709 USD
View
A
Retailer 5
-
$4,746 USD
View
A
Retailer 6
-
$5,405 USD
View
A
Retailer 7
-
$6,677 USD
View
A
Retailer 8
-
$6,724 USD
View
A
Retailer 9
-
$8,660 USD
View
Final sale: no returns
A
Retailer 10
-
$9,384 USD
View
A
Retailer 11
-
$9,510 USD
€9,057 EUR
View
A
Retailer 12
-
$11,587 USD
£9,124 GBP
View
B+
Retailer 13
-
$12,200 USD
View
B+
Retailer 14
-
$14,155 USD
View
Retailer 15
-
$15,141 USD
A$23,294 AUD
View
Price last confirmed 8 days ago
Retailer 16
-
$27,106 USD
A$41,701 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-8E8F8916E · Oct 31
$30,440 USD
View
16 more retailers have this diamond
Prices start from $4,424 USDSave up to $26,016 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
4.12ct Princess
$4,424 USD