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Cushion|Lab Grown|IGI

1.55ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG816638154

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG816638154

Diamond specifications and retailer prices

From HK$2,095 HKD
$267 USD
As of October 30, 2026
Save HK$11,086 HKD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$13,181 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816638154 or 816638154. Listed at 18 retailers as of October 29, 2026, with prices from HK$2,095 to HK$13,181, a HK$11,086 spread on the same certified stone. Brilliant Earth lists it at HK$13,181. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816638154
Dimensions6.51 × 6.39 × 4.56 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.51 mm6.39 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816638154
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 71.4%

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$13,181 HKD|Low: HK$2,095 HKD|High: HK$13,573 HKD|Avg: HK$6,244 HKD|-2.9%
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
October 31, 2026
Retailer 4HK$2,095 HKD
Retailer 6HK$2,330 HKD
Retailer 10HK$2,475 HKD
Retailer 11HK$3,138 HKD
Retailer 2HK$3,814 HKD
Retailer 12HK$4,009 HKD
Retailer 8HK$4,419 HKD
Retailer 7HK$4,904 HKD
Retailer 13HK$5,436 HKD
Retailer 9HK$5,790 HKD
Retailer 15HK$9,396 HKD
Retailer 3HK$9,493 HKD
Retailer 5HK$10,362 HKD
Retailer 14HK$10,513 HKD
Brilliant EarthHK$13,181 HKD

41 data points across 15 retailers

18 retailersHK$2,095 HKD to HK$13,181 HKD

A
Cheapest Retailer
-
HK$2,095 HKD
$267 USD
Final sale: no returns
Retailer 2
-
HK$2,330 HKD
$297 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
HK$2,475 HKD
£248 GBP
View
B+
Retailer 4
-
HK$3,138 HKD
$400 USD
View
A
Retailer 5
-
HK$3,814 HKD
€463 EUR
View
A
Retailer 6
-
HK$4,009 HKD
ZAR 8,255 ZAR
View
A
Retailer 7
-
HK$4,419 HKD
£443 GBP
View
A
Retailer 8
-
HK$4,904 HKD
$625 USD
View
A
Retailer 9
-
HK$5,068 HKD
$646 USD
View
A
Retailer 10
-
HK$5,436 HKD
A$1,066 AUD
View
B+
Retailer 11
-
HK$5,790 HKD
$738 USD
View
B+
Retailer 12
-
HK$7,524 HKD
SGD 1,296 SGD
View
B+
Retailer 13
-
HK$7,909 HKD
$1,008 USD
View
B+
Retailer 14
-
HK$9,396 HKD
£943 GBP
View
B
Retailer 15
-
HK$9,493 HKD
$1,210 USD
View
B
Retailer 16
-
HK$10,362 HKD
$1,321 USD
View
Retailer 17
-
HK$10,513 HKD
$1,340 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20577360A · Oct 29
HK$13,181 HKD
$1,680 USD
View
17 more retailers have this diamond
Prices start from HK$2,095 HKDSave up to HK$11,086 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$2,095 HKD