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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG702591721

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG702591721

Diamond specifications and retailer prices

From HK$6,896 HKD
$879 USD
As of October 31, 2026
Save HK$47,867 HKD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$54,763 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG702591721 or 702591721. Listed at 17 retailers as of October 31, 2026, with prices from HK$6,896 to HK$54,763, a HK$47,867 spread on the same certified stone. Do Amore Diamonds lists it at HK$54,763. 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702591721
Dimensions10.14 × 7.70 × 5.16 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Top View
10.14 mm7.70 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702591721
Side View
Table 61.0%Crown 34.7°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 67.0%

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: Oct 31
Current: HK$54,763 HKD|Low: HK$6,896 HKD|High: HK$54,763 HKD|Avg: HK$19,022 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 14HK$6,896 HKD
Retailer 16HK$7,155 HKD
Retailer 15HK$8,630 HKD
Retailer 3HK$8,787 HKD
Retailer 6HK$9,336 HKD
Retailer 8HK$10,090 HKD
Retailer 2HK$10,568 HKD
Retailer 10HK$12,142 HKD
Retailer 11HK$17,829 HKD
Retailer 12HK$18,332 HKD
Retailer 17HK$21,205 HKD
Retailer 7HK$21,761 HKD
Retailer 4HK$23,825 HKD
Retailer 5HK$24,173 HKD
Retailer 9HK$28,167 HKD
Retailer 13HK$29,753 HKD
Do Amore DiamondsHK$54,763 HKD

34 data points across 17 retailers

17 retailersHK$6,896 HKD to HK$54,763 HKD

A
Cheapest Retailer
-
HK$6,896 HKD
$879 USD
Final sale: no returns
Retailer 2
-
HK$7,155 HKD
$912 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
HK$8,630 HKD
$1,100 USD
View
A
Retailer 4
-
HK$8,787 HKD
$1,120 USD
View
A
Retailer 5
-
HK$9,336 HKD
$1,190 USD
View
A
Retailer 6
-
HK$10,090 HKD
$1,286 USD
View
A
Retailer 7
-
HK$10,568 HKD
£1,061 GBP
View
A
Retailer 8
-
HK$12,142 HKD
£1,219 GBP
View
B+
Retailer 9
-
HK$17,829 HKD
A$3,496 AUD
View
B+
Retailer 10
-
HK$18,332 HKD
ZAR 37,747 ZAR
View
Retailer 11
-
HK$21,205 HKD
A$4,158 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
HK$21,761 HKD
£2,184 GBP
View
B
Retailer 13
-
HK$23,825 HKD
$3,037 USD
View
B
Retailer 14
-
HK$24,173 HKD
$3,081 USD
View
B
Retailer 15
-
HK$28,167 HKD
$3,590 USD
View
B
Retailer 16
-
HK$29,753 HKD
£2,986 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F55691870 · Oct 31
HK$54,763 HKD
$6,980 USD
View
16 more retailers have this diamond
Prices start from HK$6,896 HKDSave up to HK$47,867 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$6,896 HKD