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Cushion|Lab Grown|IGI

15.04ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG728503811

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG728503811

Diamond specifications and retailer prices

From HK$22,498 HKD
£2,258 GBP
As of October 27, 2026
Save HK$113,483 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$135,981 HKD at With Clarity · As of November 2, 2026
View at With Clarity

About this 15.04ct lab-grown cushion diamond

This 15.04ct 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 LG728503811 or 728503811. Listed at 17 retailers as of October 27, 2026, with prices from HK$22,498 to HK$135,981, a HK$113,483 spread on the same certified stone. With Clarity lists it at HK$135,981. 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

15.04
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728503811
Dimensions16.04 × 12.57 × 8.18 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.04 mm12.57 mm15.04 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728503811
Side View
Table 65.0%Crown 35°Girdle: MED-THKPavilion 31.9°Culet: NoneDepth 65.1%

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 27
Current: HK$35,151 HKD|Low: HK$22,421 HKD|High: HK$137,001 HKD|Avg: HK$53,959 HKD|-8.2%
Retailer 1
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
Retailer 16
With Clarity
November 2, 2026
Retailer 14HK$22,498 HKD
Retailer 6HK$26,959 HKD
Retailer 2HK$31,431 HKD
Retailer 11HK$31,435 HKD
Retailer 1HK$35,151 HKD
Retailer 13HK$35,935 HKD
Retailer 15HK$36,796 HKD
Retailer 9HK$41,035 HKD
Retailer 16HK$43,050 HKD
Retailer 3HK$43,397 HKD
Retailer 5HK$51,851 HKD
Retailer 8HK$52,294 HKD
Retailer 4HK$77,437 HKD
Retailer 12HK$89,928 HKD
Retailer 7HK$97,307 HKD
Retailer 10HK$113,400 HKD
With ClarityHK$135,981 HKD

28 data points across 17 retailers

17 retailersHK$22,498 HKD to HK$135,981 HKD

A
Cheapest Retailer
-
HK$22,498 HKD
£2,258 GBP
Retailer 2
-
HK$31,431 HKD
$4,006 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
HK$31,435 HKD
View
A
Retailer 4
-
HK$35,151 HKD
$4,480 USD
View
Retailer 5
-
HK$35,935 HKD
$4,580 USD
View
Price last confirmed 5 days ago
A
Retailer 6
-
HK$36,796 HKD
£3,693 GBP
View
A
Retailer 7
-
HK$41,035 HKD
€4,981 EUR
View
Retailer 8
-
HK$43,050 HKD
ZAR 88,640 ZAR
View
Price last confirmed 8 days ago
Retailer 9
-
HK$43,397 HKD
$5,531 USD
View
Price last confirmed 6 days ago
Retailer 10
-
HK$51,851 HKD
A$10,167 AUD
View
Price last confirmed 11 days ago
Retailer 11
-
HK$52,294 HKD
$6,665 USD
View
Price last confirmed 12 days ago
Retailer 12
-
HK$77,437 HKD
$9,870 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$89,928 HKD
A$17,633 AUD
View
Retailer 14
-
HK$97,307 HKD
$12,402 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
HK$113,400 HKD
$14,453 USD
View
B
Retailer 16
-
HK$118,555 HKD
$15,110 USD
View
Most Expensive
B
With Clarity
728503811 · Nov 2
HK$135,981 HKD
$17,331 USD
View
16 more retailers have this diamond
Prices start from HK$22,498 HKDSave up to HK$113,483 HKD

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
15.04ct Cushion
HK$22,498 HKD