Cushion|Lab Grown|IGI

1.55ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG665408877

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665408877

Diamond specifications and retailer prices

From HK$7,461 HKD
As of November 3, 2026
17 retailers carry this diamond
Most expensive: HK$17,261 HKD at Brilliant Earth · As of October 15, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665408877 or 665408877. Listed at 17 retailers as of November 3, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665408877
Dimensions7.91 × 6.24 × 4.20 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
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
7.91 mm6.24 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665408877
Side View
Table 61.0%Crown 37.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: HK$17,261 HKD|Low: HK$2,079 HKD|High: HK$17,261 HKD|Avg: HK$6,213 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
Retailer 17
October 27, 2026
Retailer 10HK$2,087 HKD
Retailer 17HK$2,322 HKD
Retailer 3HK$3,915 HKD
Retailer 13HK$3,923 HKD
Retailer 15HK$4,299 HKD
Retailer 2HK$4,339 HKD
Retailer 11HK$4,362 HKD
Retailer 12HK$5,406 HKD
Retailer 16HK$6,080 HKD
Retailer 9HK$7,312 HKD
Retailer 6HK$7,861 HKD
Retailer 7HK$8,246 HKD
Retailer 14HK$8,670 HKD
Retailer 8HK$8,811 HKD
Retailer 5HK$9,313 HKD
Retailer 4HK$10,325 HKD
Brilliant EarthHK$17,261 HKD

37 data points across 17 retailers

17 retailers

Retailer 1
-
HK$2,322 HKD
Price last confirmed 11 days ago
Retailer 2
-
HK$3,915 HKD
View
Price last confirmed 10 days ago
Retailer 3
-
HK$3,923 HKD
View
Price last confirmed 13 days ago
Retailer 4
-
HK$4,292 HKD
View
Price last confirmed 9 days ago
Retailer 5
-
HK$4,299 HKD
View
Price last confirmed 10 days ago
Retailer 6
-
HK$4,339 HKD
View
Price last confirmed 9 days ago
Retailer 7
-
HK$4,362 HKD
View
Price last confirmed 9 days ago
Retailer 8
-
HK$5,406 HKD
View
Price last confirmed 12 days ago
Retailer 9
-
HK$6,080 HKD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
HK$7,461 HKD
View
Retailer 11
-
HK$7,861 HKD
View
Price last confirmed 9 days ago
Retailer 12
-
HK$8,246 HKD
View
Price last confirmed 27 days ago
Retailer 13
-
HK$8,670 HKD
View
Price last confirmed 17 days ago
Retailer 14
-
HK$8,811 HKD
View
Price last confirmed 10 days ago
Retailer 15
-
HK$9,313 HKD
View
Price last confirmed 10 days ago
Retailer 16
-
HK$10,325 HKD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
13235139A · Oct 15
HK$17,261 HKD
$2,200 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from HK$7,461 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.

B+
1.55ct Cushion
HK$7,461 HKD