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Cushion|Lab Grown|IGI

3.01ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG581317816

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG581317816

Diamond specifications and retailer prices

From HK$3,436 HKD
As of November 4, 2026
Save HK$11,706 HKD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$15,142 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG581317816 or 581317816. Listed at 14 retailers as of November 4, 2026, with prices from HK$3,436 to HK$15,142, a HK$11,706 spread on the same certified stone. Brilliant Earth lists it at HK$15,142. 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

3.01
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581317816
Dimensions9.58 × 7.64 × 5.21 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.58 mm7.64 mm3.01 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581317816
Side View
Table 61.0%Crown 35.6°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$15,142 HKD|Low: HK$3,436 HKD|High: HK$38,601 HKD|Avg: HK$12,323 HKD|-45.3%
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
November 5, 2026
Retailer 6HK$3,436 HKD
Retailer 17HK$3,805 HKD
Retailer 10HK$4,982 HKD
Retailer 12HK$5,115 HKD
Retailer 15HK$5,421 HKD
Retailer 13HK$6,645 HKD
Retailer 11HK$8,293 HKD
Retailer 3HK$8,309 HKD
Retailer 4HK$8,481 HKD
Retailer 16HK$8,999 HKD
Retailer 7HK$10,341 HKD
Retailer 14HK$11,117 HKD
Retailer 5HK$12,530 HKD
Retailer 8HK$12,961 HKD
Retailer 2HK$14,844 HKD
Brilliant EarthHK$15,142 HKD
Retailer 9HK$38,601 HKD

32 data points across 17 retailers

14 retailersHK$3,436 HKD to HK$15,142 HKD

A
Cheapest Retailer
-
HK$3,436 HKD
Final sale: no returns
Retailer 2
-
HK$3,805 HKD
View
Price last confirmed 11 days ago
A
Retailer 3
-
HK$4,982 HKD
View
B+
Retailer 4
-
HK$5,115 HKD
View
A
Retailer 5
-
HK$5,421 HKD
View
A
Retailer 6
-
HK$6,645 HKD
View
A
Retailer 7
-
HK$8,293 HKD
View
A
Retailer 8
-
HK$8,481 HKD
View
A
Retailer 9
-
HK$8,999 HKD
View
B+
Retailer 10
-
HK$11,117 HKD
View
B+
Retailer 11
-
HK$12,530 HKD
View
B+
Retailer 12
-
HK$12,961 HKD
View
B+
Retailer 13
-
HK$14,844 HKD
View
Most Expensive
B+
Brilliant Earth
16032501A · Nov 4
HK$15,142 HKD
$1,930 USD
View
13 more retailers have this diamond
Prices start from HK$3,436 HKDSave up to HK$11,706 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
3.01ct Cushion
HK$3,436 HKD