CaratHunter
Plans
Cushion|Lab Grown|IGI

1.21ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG831697763

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831697763

Diamond specifications and retailer prices

From HK$1,789 HKD
As of November 4, 2026
Save HK$7,626 HKD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,415 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831697763 or 831697763. Listed at 14 retailers as of November 4, 2026, with prices from HK$1,789 to HK$9,415, a HK$7,626 spread on the same certified stone. Brilliant Earth lists it at HK$9,415. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831697763
Dimensions7.91 × 5.17 × 3.60 mm
L/W Ratio1.53
Girdle conditionFaceted
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
7.91 mm5.17 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831697763
Side View
Table 56.0%Crown 32.7°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 69.6%

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 4
Current: HK$9,227 HKD|Low: HK$1,710 HKD|High: HK$9,242 HKD|Avg: HK$4,649 HKD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 11HK$1,789 HKD
Retailer 5HK$2,252 HKD
Retailer 10HK$3,295 HKD
Retailer 9HK$3,413 HKD
Retailer 12HK$3,429 HKD
Retailer 6HK$3,593 HKD
Retailer 2HK$4,558 HKD
Retailer 8HK$4,817 HKD
Retailer 7HK$5,147 HKD
Retailer 3HK$6,473 HKD
Retailer 4HK$6,779 HKD
Retailer 1HK$9,227 HKD

17 data points across 12 retailers

14 retailersHK$1,789 HKD to HK$9,415 HKD

A
Cheapest Retailer
-
HK$1,789 HKD
Final sale: no returns
A
Retailer 2
-
HK$2,252 HKD
View
A
Retailer 3
-
HK$3,295 HKD
View
A
Retailer 4
-
HK$3,413 HKD
View
A
Retailer 5
-
HK$3,429 HKD
View
A
Retailer 6
-
HK$3,593 HKD
View
B+
Retailer 7
-
HK$4,558 HKD
View
B+
Retailer 8
-
HK$4,817 HKD
View
B+
Retailer 9
-
HK$5,147 HKD
View
B+
Retailer 10
-
HK$6,473 HKD
View
B+
Retailer 11
-
HK$6,779 HKD
View
Retailer 12
-
HK$7,454 HKD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$9,227 HKD
View
Most Expensive
B
Brilliant Earth
22209424A · Nov 4
HK$9,415 HKD
$1,200 USD
View
13 more retailers have this diamond
Prices start from HK$1,789 HKDSave up to HK$7,626 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$1,789 HKD