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Cushion|Lab Grown|IGI

1.51ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG538289815

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG538289815

Diamond specifications and retailer prices

From HK$2,354 HKD
$300 USD
As of November 1, 2026
Save HK$7,689 HKD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$10,443 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538289815 or 538289815. Listed at 13 retailers as of November 1, 2026, with a 327% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538289815
Dimensions7.19 × 6.98 × 4.35 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.19 mm6.98 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538289815
Side View
Table 62.5%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.3%

Caratlytics Score

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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: Nov 1
Current: HK$10,443 HKD|Low: HK$2,354 HKD|High: HK$11,377 HKD|Avg: HK$6,227 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3HK$2,354 HKD
Retailer 8HK$2,605 HKD
Retailer 9HK$3,923 HKD
Retailer 11HK$4,323 HKD
Retailer 5HK$4,489 HKD
Retailer 2HK$4,991 HKD
Retailer 12HK$5,249 HKD
Retailer 7HK$6,054 HKD
Retailer 4HK$9,446 HKD
Retailer 10HK$10,019 HKD
Retailer 6HK$10,043 HKD
MOH LondonHK$10,443 HKD

41 data points across 12 retailers

13 retailersHK$2,354 HKD to HK$10,043 HKD

A
Cheapest Retailer
-
HK$2,354 HKD
$300 USD
Final sale: no returns
Retailer 2
-
HK$2,605 HKD
$332 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
HK$3,900 HKD
$497 USD
View
A
Retailer 4
-
HK$3,923 HKD
$500 USD
View
A
Retailer 5
-
HK$4,323 HKD
$551 USD
View
A
Retailer 6
-
HK$4,489 HKD
ZAR 9,242 ZAR
View
A
Retailer 7
-
HK$4,991 HKD
£501 GBP
View
B+
Retailer 8
-
HK$5,249 HKD
$669 USD
View
B+
Retailer 9
-
HK$6,054 HKD
A$1,187 AUD
View
B
Retailer 10
-
HK$8,769 HKD
$1,118 USD
View
B
Retailer 11
-
HK$10,019 HKD
$1,277 USD
View
B
Retailer 12
-
HK$10,043 HKD
$1,280 USD
View
Most Expensive
MOH London
LG538289815 · Oct 25
HK$10,443 HKD
£1,048 GBP
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from HK$2,354 HKDSave up to HK$7,689 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
1.51ct Cushion
HK$2,354 HKD