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Cushion|Lab Grown|IGI

1.20ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG782646729

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG782646729

Diamond specifications and retailer prices

From HK$2,464 HKD
$314 USD
As of October 30, 2026
Save HK$7,919 HKD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$10,402 HKD at Flawless Fine Jewelry · As of October 21, 2026
View at Flawless Fine Jewelry

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782646729 or 782646729. Listed at 12 retailers as of October 29, 2026, with a 321% 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

1.20
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782646729
Dimensions8.09 × 5.28 × 3.22 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.28 mm1.20 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782646729
Side View
Table 54.0%Crown 38.8°Girdle: STK-THKPavilion 31.9°Culet: LargeDepth 61.0%

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: Oct 30
Current: HK$10,402 HKD|Low: HK$2,017 HKD|High: HK$13,242 HKD|Avg: HK$5,536 HKD
Flawless Fine Jewelry
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 31, 2026
Retailer 5HK$2,017 HKD
Retailer 13HK$2,464 HKD
Retailer 10HK$2,722 HKD
Retailer 12HK$3,617 HKD
Retailer 6HK$3,962 HKD
Retailer 4HK$4,496 HKD
Retailer 8HK$4,683 HKD
Retailer 2HK$4,765 HKD
Retailer 11HK$5,264 HKD
Retailer 7HK$6,630 HKD
Retailer 3HK$8,689 HKD
Retailer 9HK$10,383 HKD
Flawless Fine JewelryHK$10,402 HKD

40 data points across 13 retailers

12 retailersHK$2,464 HKD to HK$10,383 HKD

A
Cheapest Retailer
-
HK$2,464 HKD
$314 USD
Final sale: no returns
Retailer 2
-
HK$2,722 HKD
$347 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
HK$3,617 HKD
$461 USD
View
B+
Retailer 4
-
HK$3,962 HKD
$505 USD
View
B+
Retailer 5
-
HK$4,496 HKD
$573 USD
View
B+
Retailer 6
-
HK$4,683 HKD
ZAR 9,642 ZAR
View
B+
Retailer 7
-
HK$4,765 HKD
£478 GBP
View
B+
Retailer 8
-
HK$5,264 HKD
$671 USD
View
B
Retailer 9
-
HK$6,630 HKD
A$1,300 AUD
View
B
Retailer 10
-
HK$8,689 HKD
$1,108 USD
View
B
Retailer 11
-
HK$10,383 HKD
£1,042 GBP
View
Most Expensive
Flawless Fine Jewelry
31DA47D18 · Oct 21
HK$10,402 HKD
£1,044 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from HK$2,464 HKDSave up to HK$7,919 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
1.20ct Cushion
HK$2,464 HKD