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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 $8,327 NZD
$4,693 USD
As of October 30, 2026
Save $48,965 NZD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $57,292 NZD 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 $8,327 to $57,292, a $48,965 spread on the same certified stone. Do Amore Diamonds lists it at $57,292. 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: $57,292 NZD|Low: $8,327 NZD|High: $76,845 NZD|Avg: $22,002 NZD|-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
October 31, 2026
Retailer 11$8,327 NZD
Retailer 12$8,417 NZD
Retailer 2$8,726 NZD
Retailer 9$8,900 NZD
Retailer 13$9,821 NZD
Retailer 8$12,335 NZD
Retailer 4$12,656 NZD
Retailer 7$14,507 NZD
Retailer 6$16,544 NZD
Retailer 5$16,661 NZD
Retailer 14$18,541 NZD
Retailer 15$21,810 NZD
Retailer 10$23,793 NZD
Retailer 3$26,671 NZD
Do Amore Diamonds$57,292 NZD

35 data points across 15 retailers

15 retailers$8,327 NZD to $57,292 NZD

A
Cheapest Retailer
-
$8,327 NZD
$4,693 USD
A
Retailer 2
-
$8,417 NZD
$4,744 USD
View
A
Retailer 3
-
$8,726 NZD
$4,918 USD
View
A
Retailer 4
-
$8,900 NZD
$5,016 USD
View
A
Retailer 5
-
$9,821 NZD
$5,535 USD
View
A
Retailer 6
-
$12,335 NZD
$6,952 USD
View
A
Retailer 7
-
$12,656 NZD
$7,133 USD
View
A
Retailer 8
-
$14,507 NZD
$8,176 USD
View
Final sale: no returns
A
Retailer 9
-
$16,544 NZD
$9,324 USD
View
A
Retailer 10
-
$16,661 NZD
$9,390 USD
View
A
Retailer 11
-
$18,541 NZD
€9,952 EUR
View
B+
Retailer 12
-
$21,810 NZD
£9,679 GBP
View
B+
Retailer 13
-
$23,793 NZD
$13,410 USD
View
B+
Retailer 14
-
$26,671 NZD
$15,032 USD
View
Most Expensive
B
Do Amore Diamonds
27-69392A5DB · Oct 31
$57,292 NZD
$32,290 USD
View
14 more retailers have this diamond
Prices start from $8,327 NZDSave up to $48,965 NZD

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
$8,327 NZD