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Cushion|Lab Grown|IGI

1.46ct H VS1 Cushion Lab Grown Diamond

VG • H/VS1 • IGI LG551291056

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG551291056

Diamond specifications and retailer prices

From HK$3,774 HKD
As of November 4, 2026
2 retailers carry this diamond
Most expensive: HK$6,256 HKD at Rare Carat
View at Rare Carat

About this 1.46ct lab-grown cushion diamond

This 1.46ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG551291056 or 551291056. Listed at 2 retailers as of November 4, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.46
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551291056
Dimensions6.46 × 6.36 × 4.47 mm
L/W Ratio1.02
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
6.46 mm6.36 mm1.46 ctH / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551291056
Side View
Table 63.0%Crown 36.6°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 70.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: HK$6,256 HKD|Low: HK$3,609 HKD|High: HK$10,396 HKD|Avg: HK$6,356 HKD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 23, 2026
Retailer 4HK$3,609 HKD
Retailer 2HK$3,774 HKD
Retailer 3HK$5,610 HKD
Rare CaratHK$6,256 HKD
Retailer 5HK$10,396 HKD

10 data points across 5 retailers

2 retailers

A
Cheapest Retailer
-
HK$3,774 HKD
Most Expensive
Rare Carat
6700040269
HK$6,256 HKD
$797 USD
View
1 more retailer has this diamond
Prices start from HK$3,774 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
1.46ct Cushion
HK$3,774 HKD