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Princess|Lab Grown|IGI

4.12ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG628448135

Shape and cutting style on the report: Princess cut

Certificate IGI LG628448135

Diamond specifications and retailer prices

From $6,681 AUD
$4,693 USD
As of October 30, 2026
Save $39,287 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $45,968 AUD 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628448135 or 628448135. Listed at 15 retailers as of October 30, 2026, with prices from $6,681 to $45,968, a $39,287 spread on the same certified stone. Do Amore Diamonds lists it at $45,968. 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
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628448135
Dimensions8.76 × 8.68 × 6.04 mm
L/W Ratio1.01
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
8.76 mm8.68 mm4.12 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628448135
Side View
Table 62.0%Crown 40°Girdle: STK-THKPavilion 35.1°Culet: NoneDepth 69.6%

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: $45,968 AUD|Low: $6,681 AUD|High: $61,656 AUD|Avg: $17,757 AUD|-25.4%
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
November 1, 2026
Retailer 12$6,681 AUD
Retailer 13$6,754 AUD
Retailer 8$7,001 AUD
Retailer 10$7,141 AUD
Retailer 14$7,880 AUD
Retailer 9$9,897 AUD
Retailer 5$10,155 AUD
Retailer 7$11,639 AUD
Retailer 2$11,982 AUD
Retailer 6$13,368 AUD
Retailer 15$14,876 AUD
Retailer 3$17,499 AUD
Retailer 11$19,090 AUD
Retailer 4$21,400 AUD
Do Amore Diamonds$45,968 AUD

36 data points across 15 retailers

15 retailers$6,681 AUD to $45,968 AUD

A
Cheapest Retailer
-
$6,681 AUD
$4,693 USD
A
Retailer 2
-
$6,754 AUD
$4,744 USD
View
A
Retailer 3
-
$7,001 AUD
$4,918 USD
View
A
Retailer 4
-
$7,141 AUD
$5,016 USD
View
A
Retailer 5
-
$7,880 AUD
$5,535 USD
View
A
Retailer 6
-
$9,897 AUD
$6,952 USD
View
A
Retailer 7
-
$10,155 AUD
$7,133 USD
View
A
Retailer 8
-
$11,639 AUD
$8,176 USD
View
Final sale: no returns
A
Retailer 9
-
$11,982 AUD
$8,417 USD
View
A
Retailer 10
-
$13,368 AUD
$9,390 USD
View
A
Retailer 11
-
$14,876 AUD
€9,952 EUR
View
B+
Retailer 12
-
$17,499 AUD
£9,679 GBP
View
B+
Retailer 13
-
$19,090 AUD
$13,410 USD
View
B+
Retailer 14
-
$21,400 AUD
$15,032 USD
View
Most Expensive
B
Do Amore Diamonds
27-69392A5DB · Oct 31
$45,968 AUD
$32,290 USD
View
14 more retailers have this diamond
Prices start from $6,681 AUDSave up to $39,287 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
4.12ct Princess
$6,681 AUD