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Cushion|Lab Grown|IGI

3.50ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG733554154

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG733554154

Diamond specifications and retailer prices

From HK$6,206 HKD
$791 USD
As of October 29, 2026
Save HK$21,960 HKD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$28,166 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.5ct lab-grown cushion diamond

This 3.5ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG733554154 or 733554154. Listed at 15 retailers as of October 29, 2026, with prices from HK$6,206 to HK$28,166, a HK$21,960 spread on the same certified stone. Brilliant Earth lists it at HK$28,166. 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

3.50
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733554154
Dimensions7.89 × 7.89 × 4.91 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.89 mm7.89 mm3.50 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733554154
Side View
Table 60.0%Crown 38.7°Girdle: STK-THKPavilion 38.7°Culet: LargeDepth 62.2%

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 29
Current: HK$28,166 HKD|Low: HK$6,206 HKD|High: HK$55,155 HKD|Avg: HK$16,204 HKD|-48.9%
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
October 30, 2026
Retailer 13HK$6,206 HKD
Retailer 10HK$9,297 HKD
Retailer 6HK$10,124 HKD
Retailer 2HK$10,399 HKD
Retailer 4HK$12,279 HKD
Retailer 7HK$13,555 HKD
Retailer 9HK$14,577 HKD
Retailer 5HK$20,088 HKD
Retailer 11HK$20,868 HKD
Retailer 12HK$21,011 HKD
Retailer 3HK$21,853 HKD
Retailer 8HK$25,378 HKD
Brilliant EarthHK$28,166 HKD

42 data points across 13 retailers

15 retailersHK$6,206 HKD to HK$28,166 HKD

A
Cheapest Retailer
-
HK$6,206 HKD
$791 USD
Final sale: no returns
A
Retailer 2
-
HK$9,297 HKD
$1,185 USD
View
A
Retailer 3
-
HK$10,124 HKD
€1,229 EUR
View
A
Retailer 4
-
HK$10,399 HKD
£1,044 GBP
View
A
Retailer 5
-
HK$12,279 HKD
$1,565 USD
View
B+
Retailer 6
-
HK$13,555 HKD
A$2,658 AUD
View
B+
Retailer 7
-
HK$14,577 HKD
$1,858 USD
View
Retailer 8
-
HK$20,088 HKD
£2,016 GBP
View
Price last confirmed 17 days ago
Retailer 9
-
HK$20,868 HKD
A$4,092 AUD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
HK$21,011 HKD
$2,678 USD
View
B
Retailer 11
-
HK$21,853 HKD
SGD 3,764 SGD
View
B
Retailer 12
-
HK$22,125 HKD
$2,820 USD
View
Retailer 13
-
HK$22,361 HKD
$2,850 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
HK$25,378 HKD
£2,547 GBP
View
Most Expensive
B
Brilliant Earth
15749818A · Oct 30
HK$28,166 HKD
$3,590 USD
View
14 more retailers have this diamond
Prices start from HK$6,206 HKDSave up to HK$21,960 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
3.50ct Cushion
HK$6,206 HKD