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Cushion|Lab Grown|IGI

1.73ct H VVS2 Cushion Lab Grown Diamond

ID • H/VVS2 • IGI LG620421291

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG620421291

Diamond specifications and retailer prices

From HK$2,134 HKD
$272 USD
As of October 30, 2026
Save HK$7,987 HKD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$10,121 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.73ct lab-grown cushion diamond

This 1.73ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG620421291 or 620421291. Listed at 12 retailers as of October 30, 2026, with prices from HK$2,134 to HK$10,121, a HK$7,987 spread on the same certified stone. Brilliant Earth lists it at HK$10,121. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620421291
Dimensions8.23 × 6.42 × 4.35 mm
L/W Ratio1.28
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
8.23 mm6.42 mm1.73 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620421291
Side View
Table 58.0%Crown 34°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 67.8%

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: Oct 30
Current: HK$10,121 HKD|Low: HK$1,514 HKD|High: HK$10,906 HKD|Avg: HK$5,278 HKD|-7.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13HK$2,134 HKD
Retailer 2HK$2,837 HKD
Retailer 11HK$3,178 HKD
Retailer 5HK$3,727 HKD
Retailer 7HK$4,062 HKD
Retailer 6HK$4,276 HKD
Retailer 12HK$4,401 HKD
Retailer 3HK$4,943 HKD
Retailer 8HK$5,513 HKD
Retailer 10HK$5,908 HKD
Retailer 4HK$8,007 HKD
Retailer 9HK$9,486 HKD
Brilliant EarthHK$10,121 HKD

39 data points across 13 retailers

12 retailersHK$2,134 HKD to HK$10,121 HKD

A
Cheapest Retailer
-
HK$2,134 HKD
$272 USD
Final sale: no returns
A
Retailer 2
-
HK$2,837 HKD
£285 GBP
View
B+
Retailer 3
-
HK$3,178 HKD
$405 USD
View
A
Retailer 4
-
HK$4,062 HKD
ZAR 8,364 ZAR
View
A
Retailer 5
-
HK$4,276 HKD
€519 EUR
View
A
Retailer 6
-
HK$4,401 HKD
$561 USD
View
A
Retailer 7
-
HK$4,943 HKD
$630 USD
View
A
Retailer 8
-
HK$5,513 HKD
A$1,081 AUD
View
B+
Retailer 9
-
HK$5,908 HKD
$753 USD
View
B+
Retailer 10
-
HK$8,007 HKD
$1,021 USD
View
B+
Retailer 11
-
HK$9,486 HKD
£952 GBP
View
Most Expensive
B+
Brilliant Earth
11234971A · Oct 30
HK$10,121 HKD
$1,290 USD
View
11 more retailers have this diamond
Prices start from HK$2,134 HKDSave up to HK$7,987 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
1.73ct Cushion
HK$2,134 HKD