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Cushion|Lab Grown|IGI

3.03ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG851664830

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG851664830

Diamond specifications and retailer prices

From HK$4,419 HKD
As of October 31, 2026
Save HK$16,765 HKD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$21,183 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851664830 or 851664830. Listed at 6 retailers as of October 30, 2026, with prices from HK$4,419 to HK$21,183, a HK$16,765 spread on the same certified stone. Brilliant Earth lists it at HK$21,183. 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

3.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851664830
Dimensions10.32 × 7.62 × 5.19 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.32 mm7.62 mm3.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851664830
Side View
Table 61.0%Crown 31.3°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 68.1%

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 31
Current: HK$5,257 HKD|Low: HK$4,419 HKD|High: HK$12,912 HKD|Avg: HK$6,904 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5HK$4,419 HKD
Retailer 3HK$4,645 HKD
Retailer 1HK$5,257 HKD
Retailer 2HK$6,465 HKD
Retailer 4HK$12,912 HKD

2 data points across 5 retailers

6 retailersHK$4,419 HKD to HK$21,183 HKD

A
Cheapest Retailer
-
HK$4,419 HKD
A
Retailer 2
-
HK$4,645 HKD
£466 GBP
View
A
Retailer 3
-
HK$5,257 HKD
$670 USD
View
B+
Retailer 4
-
HK$6,465 HKD
$824 USD
View
B+
Retailer 5
-
HK$12,912 HKD
SGD 2,224 SGD
View
Most Expensive
B
Brilliant Earth
22369050A · Oct 30
HK$21,183 HKD
$2,700 USD
View
5 more retailers have this diamond
Prices start from HK$4,419 HKDSave up to HK$16,765 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
3.03ct Cushion
HK$4,419 HKD