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Cushion|Lab Grown|IGI

1.17ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG788683575

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG788683575

Diamond specifications and retailer prices

From HK$2,942 HKD
As of November 4, 2026
Save HK$5,217 HKD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$10,592 HKD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.17ct lab-grown cushion diamond

This 1.17ct lab-grown cushion sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788683575 or 788683575. Listed at 11 retailers as of November 4, 2026, with a 177% 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

1.17
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788683575
Dimensions8.56 × 5.33 × 2.88 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.56 mm5.33 mm1.17 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788683575
Side View
Table 56.0%Crown 38.5°Girdle: MED-STKPavilion 34.2°Culet: LargeDepth 54.0%

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 4
Current: HK$5,602 HKD|Low: HK$1,781 HKD|High: HK$10,592 HKD|Avg: HK$5,735 HKD|+9.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 2, 2026
Retailer 9HK$1,969 HKD
Retailer 10HK$2,942 HKD
Retailer 6HK$3,554 HKD
Retailer 7HK$3,554 HKD
Retailer 13HK$4,096 HKD
Retailer 2HK$4,864 HKD
Retailer 1HK$5,602 HKD
Retailer 12HK$5,947 HKD
Retailer 5HK$6,426 HKD
Retailer 4HK$7,171 HKD
Retailer 8HK$8,160 HKD
Retailer 3HK$8,191 HKD
Retailer 11HK$9,721 HKD
Reve DiamondsHK$10,592 HKD

27 data points across 14 retailers

11 retailersHK$2,942 HKD to HK$8,160 HKD

A
Cheapest Retailer
-
HK$2,942 HKD
A
Retailer 2
-
HK$3,554 HKD
View
A
Retailer 3
-
HK$3,554 HKD
View
Retailer 4
-
HK$4,096 HKD
View
Price last confirmed 13 days ago
Retailer 5
-
HK$4,864 HKD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
HK$5,602 HKD
View
Retailer 7
-
HK$5,947 HKD
View
Price last confirmed 12 days ago
B
Retailer 8
-
HK$8,160 HKD
View
Retailer 9
-
HK$8,191 HKD
View
Price last confirmed 9 days ago
Retailer 10
-
HK$9,721 HKD
View
Price last confirmed 10 days ago
Most Expensive
Reve Diamonds
73D0A6351 · Oct 25
HK$10,592 HKD
$1,350 USD
View
Price last confirmed 10 days ago
10 more retailers have this diamond
Prices start from HK$2,942 HKDSave up to HK$5,217 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
1.17ct Cushion
HK$2,942 HKD