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Cushion|Lab Grown|IGI

3.05ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG797666375

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797666375

Diamond specifications and retailer prices

From HK$6,199 HKD
£622 GBP
As of November 1, 2026
Save HK$19,598 HKD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$25,797 HKD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797666375 or 797666375. Listed at 4 retailers as of October 31, 2026, with prices from HK$6,199 to HK$25,797, a HK$19,598 spread on the same certified stone. Helzberg Diamonds lists it at HK$25,797. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797666375
Dimensions10.13 × 7.57 × 5.04 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.13 mm7.57 mm3.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797666375
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.6%

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$25,797 HKD|Low: HK$5,500 HKD|High: HK$25,797 HKD|Avg: HK$11,402 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7HK$5,500 HKD
Retailer 5HK$5,814 HKD
Retailer 2HK$6,199 HKD
Retailer 9HK$7,206 HKD
Retailer 6HK$7,524 HKD
Retailer 8HK$11,785 HKD
Retailer 4HK$14,397 HKD
Retailer 3HK$21,105 HKD
Helzberg DiamondsHK$25,797 HKD

38 data points across 9 retailers

4 retailersHK$6,199 HKD to HK$25,797 HKD

A
Cheapest Retailer
-
HK$6,199 HKD
£622 GBP
Retailer 2
-
HK$14,397 HKD
$1,835 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
HK$21,105 HKD
$2,690 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPNMMMJNL · Oct 31
HK$25,797 HKD
$3,288 USD
View
3 more retailers have this diamond
Prices start from HK$6,199 HKDSave up to HK$19,598 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
3.05ct Cushion
HK$6,199 HKD