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Cushion|Lab Grown|IGI

3.09ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG621488045

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG621488045

Diamond specifications and retailer prices

From HK$5,506 HKD
£553 GBP
As of November 1, 2026
Save HK$26,585 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$32,091 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621488045 or 621488045. Listed at 14 retailers as of October 31, 2026, with prices from HK$5,506 to HK$32,091, a HK$26,585 spread on the same certified stone. Do Amore Diamonds lists it at HK$32,091. 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

3.09
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621488045
Dimensions8.68 × 8.34 × 5.46 mm
L/W Ratio1.04
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
8.68 mm8.34 mm3.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621488045
Side View
Table 58.0%Crown 39.1°Girdle: MED-THKPavilion 37.3°Culet: NoneDepth 65.5%

Caratlytics Score

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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 1
Current: HK$32,091 HKD|Low: HK$5,504 HKD|High: HK$32,091 HKD|Avg: HK$12,869 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 2HK$5,506 HKD
Retailer 10HK$6,159 HKD
Retailer 4HK$6,834 HKD
Retailer 12HK$7,007 HKD
Retailer 5HK$8,239 HKD
Retailer 6HK$10,445 HKD
Retailer 7HK$10,738 HKD
Retailer 3HK$14,469 HKD
Retailer 9HK$16,320 HKD
Retailer 11HK$16,767 HKD
Retailer 8HK$20,676 HKD
Do Amore DiamondsHK$32,091 HKD

41 data points across 12 retailers

14 retailersHK$5,506 HKD to HK$32,091 HKD

A
Cheapest Retailer
-
HK$5,506 HKD
£553 GBP
A
Retailer 2
-
HK$6,159 HKD
$785 USD
View
A
Retailer 3
-
HK$6,614 HKD
$843 USD
View
A
Retailer 4
-
HK$6,834 HKD
$871 USD
View
B+
Retailer 5
-
HK$7,007 HKD
$893 USD
View
A
Retailer 6
-
HK$8,239 HKD
£827 GBP
View
A
Retailer 7
-
HK$10,445 HKD
A$2,048 AUD
View
A
Retailer 8
-
HK$10,738 HKD
ZAR 22,110 ZAR
View
B+
Retailer 9
-
HK$14,469 HKD
£1,452 GBP
View
B+
Retailer 10
-
HK$16,320 HKD
$2,080 USD
View
B
Retailer 11
-
HK$16,767 HKD
$2,137 USD
View
B
Retailer 12
-
HK$17,016 HKD
$2,169 USD
View
B
Retailer 13
-
HK$20,676 HKD
£2,075 GBP
View
Most Expensive
B
Do Amore Diamonds
27-AF7763797 · Oct 31
HK$32,091 HKD
$4,090 USD
View
13 more retailers have this diamond
Prices start from HK$5,506 HKDSave up to HK$26,585 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
3.09ct Cushion
HK$5,506 HKD