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Cushion|Lab Grown|IGI

15.03ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG787660332

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787660332

Diamond specifications and retailer prices

From $11,961 NZD
$6,730 USD
As of November 1, 2026
Save $12,187 NZD (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $24,149 NZD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 15.03ct lab-grown cushion diamond

This 15.03ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787660332 or 787660332. Listed at 3 retailers as of November 1, 2026, with prices from $11,961 to $24,149, a $12,187 spread on the same certified stone. Frank Darling lists it at $24,149. 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

15.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787660332
Dimensions19.01 × 12.56 × 7.63 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.01 mm12.56 mm15.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787660332
Side View
Table 44.0%Crown 34°Girdle: STK-VTKPavilion 33.7°Culet: LargeDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $24,149 NZD|Low: $11,961 NZD|High: $37,000 NZD|Avg: $21,667 NZD|-34.7%
Frank Darling
Retailer 2
Retailer 3
November 1, 2026
Retailer 2$11,961 NZD
Retailer 3$12,288 NZD
Frank Darling$24,149 NZD

9 data points across 3 retailers

3 retailers$11,961 NZD to $24,149 NZD

B+
Cheapest Retailer
-
$11,961 NZD
$6,730 USD
B+
Retailer 2
-
$12,288 NZD
$6,914 USD
View
Most Expensive
B
Frank Darling
909580BD · Nov 2
$24,149 NZD
$13,587 USD
View
2 more retailers have this diamond
Prices start from $11,961 NZDSave up to $12,187 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.

B+
15.03ct Cushion
$11,961 NZD