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Cushion|Lab Grown|IGI

1.38ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG597375435

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG597375435

Diamond specifications and retailer prices

From HK$2,165 HKD
As of November 4, 2026
Save HK$8,661 HKD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$10,826 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG597375435 or 597375435. Listed at 13 retailers as of November 4, 2026, with prices from HK$2,165 to HK$10,826, a HK$8,661 spread on the same certified stone. Brilliant Earth lists it at HK$10,826. 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 angle35.9°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597375435
Dimensions6.31 × 6.24 × 4.08 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
6.31 mm6.24 mm1.38 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597375435
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 65.4%

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: Nov 4
Current: HK$10,826 HKD|Low: HK$2,165 HKD|High: HK$11,768 HKD|Avg: HK$5,597 HKD|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 3HK$2,165 HKD
Retailer 8HK$3,978 HKD
Retailer 10HK$4,025 HKD
Retailer 7HK$4,142 HKD
Retailer 9HK$4,440 HKD
Retailer 2HK$4,511 HKD
Retailer 11HK$4,911 HKD
Retailer 5HK$5,876 HKD
Retailer 6HK$6,119 HKD
Retailer 4HK$9,595 HKD
Brilliant EarthHK$10,826 HKD

40 data points across 11 retailers

13 retailersHK$2,165 HKD to HK$10,826 HKD

A
Cheapest Retailer
-
HK$2,165 HKD
Final sale: no returns
A
Retailer 2
-
HK$3,978 HKD
View
A
Retailer 3
-
HK$4,025 HKD
View
A
Retailer 4
-
HK$4,142 HKD
View
B+
Retailer 5
-
HK$4,440 HKD
View
B+
Retailer 6
-
HK$4,511 HKD
View
B+
Retailer 7
-
HK$4,911 HKD
View
B+
Retailer 8
-
HK$5,876 HKD
View
B+
Retailer 9
-
HK$6,119 HKD
View
B
Retailer 10
-
HK$8,120 HKD
View
B
Retailer 11
-
HK$9,595 HKD
View
B
Retailer 12
-
HK$10,528 HKD
View
Most Expensive
B
Brilliant Earth
20602099A · Nov 4
HK$10,826 HKD
$1,380 USD
View
12 more retailers have this diamond
Prices start from HK$2,165 HKDSave up to HK$8,661 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$2,165 HKD