CaratHunter
Plans
Cushion|Lab Grown|IGI

0.80ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG788668878

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG788668878

Diamond specifications and retailer prices

From HK$1,404 HKD
As of November 1, 2026
Save HK$2,205 HKD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$10,144 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 0.8ct lab-grown cushion diamond

This 0.8ct lab-grown cushion sits in the just-under-one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788668878 or 788668878. Listed at 12 retailers as of November 1, 2026, with a 157% 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

0.80
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42.3°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668878
Dimensions5.33 × 5.28 × 3.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.33 mm5.28 mm0.80 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668878
Side View
Table 70.0%Crown 42.3°Girdle: THN-MEDPavilion 37.8°Culet: NoneDepth 65.7%

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: Nov 1
Current: HK$10,144 HKD|Low: HK$1,608 HKD|High: HK$10,183 HKD|Avg: HK$3,635 HKD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 10HK$1,883 HKD
Retailer 7HK$1,977 HKD
Retailer 8HK$2,111 HKD
Retailer 12HK$2,165 HKD
Retailer 2HK$2,315 HKD
Retailer 6HK$2,966 HKD
Retailer 13HK$3,091 HKD
Retailer 5HK$3,303 HKD
Retailer 11HK$3,342 HKD
Retailer 9HK$3,609 HKD
Retailer 3HK$4,339 HKD
Retailer 4HK$6,214 HKD
MOH LondonHK$10,144 HKD

31 data points across 13 retailers

12 retailersHK$1,404 HKD to HK$3,609 HKD

A
Cheapest Retailer
-
HK$1,404 HKD
A
Retailer 2
-
HK$1,977 HKD
View
A
Retailer 3
-
HK$2,111 HKD
View
Retailer 4
-
HK$2,165 HKD
View
Price last confirmed 17 days ago
A
Retailer 5
-
HK$2,315 HKD
View
B+
Retailer 6
-
HK$2,966 HKD
View
Retailer 7
-
HK$3,091 HKD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
HK$3,342 HKD
View
B+
Retailer 9
-
HK$3,609 HKD
View
Retailer 10
-
HK$4,339 HKD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$6,214 HKD
View
Price last confirmed 19 days ago
Most Expensive
MOH London
LG788668878 · Oct 25
HK$10,144 HKD
£1,018 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from HK$1,404 HKDSave up to HK$2,205 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
0.80ct Cushion
HK$1,404 HKD