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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG837680978

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837680978

Diamond specifications and retailer prices

From HK$2,425 HKD
£243 GBP
As of October 24, 2026
Save HK$7,267 HKD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$9,691 HKD at Reve Diamonds · As of October 23, 2026
View at Reve Diamonds

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837680978 or 837680978. Listed at 10 retailers as of October 23, 2026, with prices from HK$2,425 to HK$9,691, a HK$7,267 spread on the same certified stone. Reve Diamonds lists it at HK$9,691. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837680978
Dimensions7.92 × 6.10 × 4.22 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.92 mm6.10 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837680978
Side View
Table 63.0%Crown 33.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 69.2%

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 24
Current: HK$5,634 HKD|Low: HK$1,836 HKD|High: HK$9,932 HKD|Avg: HK$4,986 HKD|+4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 26, 2026
Retailer 9HK$1,867 HKD
Retailer 5HK$2,425 HKD
Retailer 3HK$2,919 HKD
Retailer 7HK$3,504 HKD
Retailer 4HK$3,701 HKD
Retailer 8HK$4,159 HKD
Retailer 6HK$4,845 HKD
Retailer 1HK$5,634 HKD
Retailer 10HK$7,079 HKD
Retailer 2HK$8,435 HKD
Reve DiamondsHK$9,691 HKD

14 data points across 11 retailers

10 retailersHK$2,425 HKD to HK$9,691 HKD

A
Cheapest Retailer
-
HK$2,425 HKD
£243 GBP
B+
Retailer 2
-
HK$2,919 HKD
$372 USD
View
A
Retailer 3
-
HK$3,504 HKD
ZAR 7,215 ZAR
View
A
Retailer 4
-
HK$3,701 HKD
£371 GBP
View
A
Retailer 5
-
HK$4,159 HKD
$530 USD
View
A
Retailer 6
-
HK$4,845 HKD
A$950 AUD
View
B+
Retailer 7
-
HK$5,634 HKD
$718 USD
View
B+
Retailer 8
-
HK$7,079 HKD
$902 USD
View
B
Retailer 9
-
HK$8,435 HKD
$1,075 USD
View
Most Expensive
B
Reve Diamonds
427B8B826 · Oct 23
HK$9,691 HKD
$1,235 USD
View
9 more retailers have this diamond
Prices start from HK$2,425 HKDSave up to HK$7,267 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
1.55ct Cushion
HK$2,425 HKD