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Princess|Lab Grown|GCAL

4.15ct D FL Princess Lab Grown Diamond

EX • D/FL • GCAL 361666030

Shape and cutting style on the report: Princess

Certificate GCAL 361666030

Diamond specifications and retailer prices

From $15,722 NZD
$8,861 USD
As of October 30, 2026
Save $24,904 NZD (61%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $40,626 NZD at William & Sons Jewelers · As of October 29, 2026
View at William & Sons Jewelers

About this 4.15ct lab-grown princess diamond

This 4.15ct 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 GCAL 361666030. Listed at 9 retailers as of October 29, 2026, with prices from $15,722 to $40,626, a $24,904 spread on the same certified stone. William & Sons Jewelers lists it at $40,626. 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

4.15
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle37.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361666030
Dimensions8.71 × 8.67 × 6.21 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.71 mm8.67 mm4.15 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361666030
Side View
Table 68.0%Crown 45.5°GirdlePavilion 37.2°Culet: NoneDepth 71.7%

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: $32,514 NZD|Low: $15,722 NZD|High: $170,634 NZD|Avg: $42,143 NZD|-55.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
William & Sons Jewelers
October 29, 2026
Retailer 2$15,722 NZD
Retailer 8$16,327 NZD
Retailer 7$16,352 NZD
Retailer 6$18,866 NZD
Retailer 4$19,964 NZD
Retailer 3$21,096 NZD
Retailer 1$32,514 NZD
William & Sons Jewelers$40,626 NZD
Retailer 5$98,101 NZD

25 data points across 9 retailers

9 retailers$15,722 NZD to $40,626 NZD

A
Cheapest Retailer
-
$15,722 NZD
$8,861 USD
A
Retailer 2
-
$16,327 NZD
$9,202 USD
View
A
Retailer 3
-
$16,352 NZD
$9,216 USD
View
A
Retailer 4
-
$18,866 NZD
$10,633 USD
View
A
Retailer 5
-
$19,964 NZD
$11,252 USD
View
B+
Retailer 6
-
$21,096 NZD
$11,890 USD
View
B+
Retailer 7
-
$32,514 NZD
£14,429 GBP
View
Most Expensive
B
William & Sons Jewelers
cert_361666030 · Oct 29
$40,626 NZD
$22,897 USD
View
Final sale: no returns
7 more retailers have this diamond
Prices start from $15,722 NZDSave up to $24,904 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
4.15ct Princess
$15,722 NZD