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Cushion|Lab Grown|IGI

1.38ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG625480578

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG625480578

Diamond specifications and retailer prices

From HK$3,405 HKD
As of November 5, 2026
Save HK$6,270 HKD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$9,674 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.38ct lab-grown cushion diamond

This 1.38ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG625480578 or 625480578. Listed at 8 retailers as of November 5, 2026, with prices from HK$3,405 to HK$9,674, a HK$6,270 spread on the same certified stone. MOH London lists it at HK$9,674. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625480578
Dimensions6.59 × 6.51 × 4.18 mm
L/W Ratio1.01
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
6.59 mm6.51 mm1.38 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625480578
Side View
Table 60.0%Crown 34.8°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 64.2%

Caratlytics Score

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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 5
Current: HK$9,674 HKD|Low: HK$3,405 HKD|High: HK$9,814 HKD|Avg: HK$5,503 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 7HK$3,405 HKD
Retailer 5HK$3,726 HKD
Retailer 6HK$4,134 HKD
Retailer 3HK$4,174 HKD
Retailer 2HK$4,558 HKD
Retailer 4HK$5,296 HKD
Retailer 8HK$9,116 HKD
MOH LondonHK$9,674 HKD

42 data points across 8 retailers

8 retailersHK$3,405 HKD to HK$9,674 HKD

A
Cheapest Retailer
-
HK$3,405 HKD
A
Retailer 2
-
HK$3,726 HKD
View
A
Retailer 3
-
HK$4,134 HKD
View
A
Retailer 4
-
HK$4,174 HKD
View
B+
Retailer 5
-
HK$4,558 HKD
View
B+
Retailer 6
-
HK$5,296 HKD
View
B
Retailer 7
-
HK$9,116 HKD
View
Most Expensive
B
MOH London
LG625480578 · Nov 5
HK$9,674 HKD
£971 GBP
View
7 more retailers have this diamond
Prices start from HK$3,405 HKDSave up to HK$6,270 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
1.38ct Cushion
HK$3,405 HKD