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Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG737566493

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG737566493

Diamond specifications and retailer prices

From HK$2,720 HKD
As of November 6, 2026
Save HK$6,736 HKD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$9,456 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG737566493 or 737566493. Listed at 7 retailers as of November 5, 2026, with prices from HK$2,720 to HK$9,456, a HK$6,736 spread on the same certified stone. MOH London lists it at HK$9,456. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737566493
Dimensions7.34 × 5.54 × 3.80 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.34 mm5.54 mm1.21 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737566493
Side View
Table 61.0%Crown 37°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 68.6%

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 6
Current: HK$9,456 HKD|Low: HK$2,720 HKD|High: HK$9,595 HKD|Avg: HK$4,672 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6HK$2,720 HKD
Retailer 5HK$2,884 HKD
Retailer 4HK$2,970 HKD
Retailer 2HK$4,428 HKD
Retailer 3HK$5,659 HKD
MOH LondonHK$9,456 HKD

43 data points across 6 retailers

7 retailersHK$2,720 HKD to HK$9,456 HKD

A
Cheapest Retailer
-
HK$2,720 HKD
A
Retailer 2
-
HK$2,884 HKD
View
A
Retailer 3
-
HK$2,970 HKD
View
B+
Retailer 4
-
HK$4,428 HKD
View
Retailer 5
-
HK$5,659 HKD
View
Price last confirmed 33 days ago
B
Retailer 6
-
HK$8,942 HKD
View
Most Expensive
B
MOH London
LG737566493 · Nov 5
HK$9,456 HKD
£950 GBP
View
6 more retailers have this diamond
Prices start from HK$2,720 HKDSave up to HK$6,736 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
1.21ct Cushion
HK$2,720 HKD