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Cushion|Lab Grown|IGI

1.21ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG830658016

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG830658016

Diamond specifications and retailer prices

From €310 EUR
$346 USD
As of November 1, 2026
Save €1,339 EUR (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,648 EUR at Queensmith · As of October 27, 2026
View at Queensmith

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 LG830658016 or 830658016. Listed at 13 retailers as of October 27, 2026, with prices from €310 to €1,648, a €1,339 spread on the same certified stone. Queensmith lists it at €1,648. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830658016
Dimensions7.06 × 5.67 × 3.67 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.06 mm5.67 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830658016
Side View
Table 63.0%Crown 36°Girdle: MED-STKPavilion 44.3°Culet: LargeDepth 64.7%

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: €310 EUR|Low: €310 EUR|High: €1,724 EUR|Avg: €755 EUR|-23.6%
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 1, 2026
Retailer 1€310 EUR
Retailer 4€344 EUR
Retailer 3€461 EUR
Retailer 7€483 EUR
Retailer 6€549 EUR
Retailer 12€553 EUR
Retailer 10€590 EUR
Retailer 5€611 EUR
Retailer 9€837 EUR
Retailer 11€888 EUR
Retailer 2€1,145 EUR
Retailer 8€1,383 EUR

42 data points across 12 retailers

13 retailers€310 EUR to €1,648 EUR

A
Cheapest Retailer
-
€310 EUR
$346 USD
Final sale: no returns
Retailer 2
-
€344 EUR
$384 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€461 EUR
$515 USD
View
A
Retailer 4
-
€483 EUR
$540 USD
View
B+
Retailer 5
-
€549 EUR
View
B+
Retailer 6
-
€553 EUR
$618 USD
View
B+
Retailer 7
-
€590 EUR
ZAR 10,646 ZAR
View
B+
Retailer 8
-
€611 EUR
£537 GBP
View
B+
Retailer 9
-
€837 EUR
A$1,439 AUD
View
B
Retailer 10
-
€888 EUR
$992 USD
View
B
Retailer 11
-
€1,145 EUR
$1,279 USD
View
B
Retailer 12
-
€1,383 EUR
£1,217 GBP
View
Most Expensive
B
Queensmith
LG830658016 · Oct 27
€1,648 EUR
£1,450 GBP
View
12 more retailers have this diamond
Prices start from €310 EURSave up to €1,339 EUR

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
€310 EUR