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Cushion|Lab Grown|IGI

1.21ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG828658173

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828658173

Diamond specifications and retailer prices

From HK$2,574 HKD
$328 USD
As of November 1, 2026
Save HK$12,177 HKD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$14,751 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828658173 or 828658173. Listed at 10 retailers as of November 1, 2026, with prices from HK$2,574 to HK$14,751, a HK$12,177 spread on the same certified stone. Do Amore Diamonds lists it at HK$14,751. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828658173
Dimensions7.67 × 5.44 × 3.47 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm5.44 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828658173
Side View
Table 66.0%Crown 38.8°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 63.8%

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 1
Current: HK$14,751 HKD|Low: HK$2,158 HKD|High: HK$14,751 HKD|Avg: HK$5,189 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
October 31, 2026
Retailer 11HK$2,574 HKD
Retailer 4HK$2,615 HKD
Retailer 14HK$2,684 HKD
Retailer 7HK$2,818 HKD
Retailer 10HK$2,903 HKD
Retailer 2HK$3,402 HKD
Retailer 13HK$4,303 HKD
Retailer 6HK$5,532 HKD
Retailer 3HK$5,535 HKD
Retailer 5HK$5,633 HKD
Retailer 8HK$6,059 HKD
Retailer 12HK$6,907 HKD
Retailer 9HK$8,440 HKD
Do Amore DiamondsHK$14,751 HKD

9 data points across 14 retailers

10 retailersHK$2,574 HKD to HK$14,751 HKD

B+
Cheapest Retailer
-
HK$2,574 HKD
$328 USD
A
Retailer 2
-
HK$2,818 HKD
£283 GBP
View
Retailer 3
-
HK$2,903 HKD
$370 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$3,402 HKD
€413 EUR
View
B+
Retailer 5
-
HK$4,303 HKD
$548 USD
View
Retailer 6
-
HK$5,633 HKD
$718 USD
View
Price last confirmed 54 days ago
B+
Retailer 7
-
HK$6,059 HKD
A$1,188 AUD
View
B
Retailer 8
-
HK$6,907 HKD
$880 USD
View
B
Retailer 9
-
HK$8,440 HKD
£847 GBP
View
Most Expensive
B
Do Amore Diamonds
27-86CAAC5FE · Nov 2
HK$14,751 HKD
$1,880 USD
View
9 more retailers have this diamond
Prices start from HK$2,574 HKDSave up to HK$12,177 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$2,574 HKD