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Cushion|Lab Grown|IGI

1.00ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG678529322

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678529322

Diamond specifications and retailer prices

From HK$1,381 HKD
$176 USD
As of October 30, 2026
Save HK$6,942 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,787 HKD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG678529322 or 678529322. Listed at 15 retailers as of October 30, 2026, with a 503% 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

1.00
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678529322
Dimensions6.75 × 5.46 × 3.69 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.75 mm5.46 mm1.00 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678529322
Side View
Table 65.0%Crown 28.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 67.6%

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$8,787 HKD|Low: HK$1,381 HKD|High: HK$8,787 HKD|Avg: HK$4,128 HKD
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 5HK$1,381 HKD
Retailer 13HK$1,538 HKD
Retailer 15HK$1,896 HKD
Retailer 3HK$2,636 HKD
Retailer 11HK$2,645 HKD
Retailer 9HK$2,685 HKD
Retailer 2HK$2,801 HKD
Retailer 6HK$2,801 HKD
Retailer 10HK$2,927 HKD
Retailer 12HK$3,753 HKD
Retailer 16HK$4,033 HKD
Retailer 4HK$5,385 HKD
Retailer 14HK$7,214 HKD
Retailer 8HK$7,533 HKD
Retailer 7HK$8,322 HKD
Brilliant EarthHK$8,787 HKD

35 data points across 16 retailers

15 retailersHK$1,381 HKD to HK$8,322 HKD

A
Cheapest Retailer
-
HK$1,381 HKD
$176 USD
Final sale: no returns
A
Retailer 2
-
HK$1,538 HKD
$196 USD
View
Retailer 3
-
HK$1,896 HKD
£190 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$2,636 HKD
$336 USD
View
A
Retailer 5
-
HK$2,645 HKD
ZAR 5,447 ZAR
View
A
Retailer 6
-
HK$2,685 HKD
£270 GBP
View
A
Retailer 7
-
HK$2,801 HKD
$357 USD
View
A
Retailer 8
-
HK$2,801 HKD
€340 EUR
View
A
Retailer 9
-
HK$2,927 HKD
£294 GBP
View
B+
Retailer 10
-
HK$3,753 HKD
A$736 AUD
View
B+
Retailer 11
-
HK$4,033 HKD
$514 USD
View
B+
Retailer 12
-
HK$5,385 HKD
$686 USD
View
B
Retailer 13
-
HK$7,214 HKD
£724 GBP
View
B
Retailer 14
-
HK$8,322 HKD
$1,061 USD
View
Most Expensive
Brilliant Earth
12966716A · Oct 21
HK$8,787 HKD
$1,120 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from HK$1,381 HKDSave up to HK$6,942 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
1.00ct Cushion
HK$1,381 HKD