Cushion|Lab Grown|IGI

15.08ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG665414869

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665414869

Diamond specifications and retailer prices

From $4,589 SGD
$3,588 USD
As of November 1, 2026
Save $14,008 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $18,596 SGD at Adiamor · As of November 2, 2026
View at Adiamor

About this 15.08ct lab-grown cushion diamond

This 15.08ct 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 LG665414869 or 665414869. Listed at 9 retailers as of November 1, 2026, with prices from $4,589 to $18,596, a $14,008 spread on the same certified stone. Adiamor lists it at $18,596. 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

15.08
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle27.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665414869
Dimensions16.62 × 12.29 × 7.95 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.62 mm12.29 mm15.08 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665414869
Side View
Table 61.0%Crown 34.9°Girdle: VTK-ETKPavilion 27.7°Culet: NoneDepth 64.7%

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: Nov 1
Current: $18,596 SGD|Low: $4,589 SGD|High: $20,314 SGD|Avg: $10,500 SGD|-1.6%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8$4,589 SGD
Retailer 5$5,337 SGD
Retailer 9$5,455 SGD
Retailer 2$6,267 SGD
Retailer 3$7,381 SGD
Retailer 4$8,835 SGD
Retailer 10$9,084 SGD
Retailer 6$13,185 SGD
Retailer 7$16,618 SGD
Adiamor$18,596 SGD

18 data points across 10 retailers

9 retailers$4,589 SGD to $18,596 SGD

A
Cheapest Retailer
-
$4,589 SGD
$3,588 USD
Final sale: no returns
A
Retailer 2
-
$5,337 SGD
$4,173 USD
View
A
Retailer 3
-
$5,455 SGD
$4,265 USD
View
A
Retailer 4
-
$6,267 SGD
£3,859 GBP
View
A
Retailer 5
-
$7,381 SGD
$5,771 USD
View
B+
Retailer 6
-
$8,835 SGD
A$10,628 AUD
View
B+
Retailer 7
-
$13,185 SGD
$10,310 USD
View
B
Retailer 8
-
$16,618 SGD
$12,994 USD
View
Most Expensive
B
Adiamor
D-65346528 · Nov 2
$18,596 SGD
$14,541 USD
View
8 more retailers have this diamond
Prices start from $4,589 SGDSave up to $14,008 SGD

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
15.08ct Cushion
$4,589 SGD