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Cushion|Lab Grown|IGI

3.66ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG724508668

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG724508668

Diamond specifications and retailer prices

From HK$9,044 HKD
£908 GBP
As of November 2, 2026
Save HK$21,516 HKD (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$30,561 HKD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.66ct lab-grown cushion diamond

This 3.66ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG724508668 or 724508668. Listed at 15 retailers as of November 1, 2026, with prices from HK$9,044 to HK$30,561, a HK$21,516 spread on the same certified stone. Rare Carat lists it at HK$30,561. 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

3.66
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724508668
Dimensions10.87 × 7.56 × 4.98 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.87 mm7.56 mm3.66 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724508668
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 32.9°Culet: NoneDepth 65.9%

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: Nov 2
Current: HK$11,986 HKD|Low: HK$7,799 HKD|High: HK$29,615 HKD|Avg: HK$15,466 HKD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 3HK$7,799 HKD
Retailer 6HK$9,044 HKD
Retailer 8HK$9,180 HKD
Retailer 2HK$10,867 HKD
Retailer 9HK$11,157 HKD
Retailer 1HK$11,986 HKD
Retailer 7HK$17,605 HKD
Retailer 4HK$18,119 HKD
Retailer 11HK$19,286 HKD
Retailer 10HK$24,394 HKD
Retailer 5HK$29,226 HKD

37 data points across 11 retailers

15 retailersHK$9,044 HKD to HK$30,561 HKD

Retailer 1
-
HK$7,799 HKD
$994 USD
Price last confirmed 17 days ago
A
Retailer 2
-
HK$9,044 HKD
£908 GBP
View
A
Retailer 3
-
HK$9,180 HKD
$1,170 USD
View
A
Retailer 4
-
HK$10,867 HKD
$1,385 USD
View
A
Retailer 5
-
HK$11,157 HKD
$1,422 USD
View
A
Retailer 6
-
HK$11,986 HKD
£1,203 GBP
View
B+
Retailer 7
-
HK$17,605 HKD
A$3,452 AUD
View
B+
Retailer 8
-
HK$18,119 HKD
ZAR 37,307 ZAR
View
B+
Retailer 9
-
HK$19,286 HKD
$2,458 USD
View
B+
Retailer 10
-
HK$21,523 HKD
£2,160 GBP
View
B
Retailer 11
-
HK$24,394 HKD
$3,109 USD
View
B
Retailer 12
-
HK$26,191 HKD
SGD 4,511 SGD
View
B
Retailer 13
-
HK$27,037 HKD
$3,446 USD
View
B
Retailer 14
-
HK$29,226 HKD
£2,933 GBP
View
Most Expensive
B
Rare Carat
DE2954_l_724508668 · Nov 1
HK$30,561 HKD
$3,895 USD
View
14 more retailers have this diamond
Prices start from HK$9,044 HKDSave up to HK$21,516 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
3.66ct Cushion
HK$9,044 HKD