Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG825623179

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG825623179

Diamond specifications and retailer prices

From €177 EUR
$199 USD
As of October 30, 2026
Save €747 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €924 EUR at MOH London · As of October 29, 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 LG825623179 or 825623179. Listed at 12 retailers as of October 29, 2026, with prices from €177 to €924, a €747 spread on the same certified stone. MOH London lists it at €924. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825623179
Dimensions6.18 × 5.88 × 3.97 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.18 mm5.88 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825623179
Side View
Table 63.0%Crown 33.8°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 67.5%

Caratlytics Score

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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: Oct 30
Current: €924 EUR|Low: €177 EUR|High: €987 EUR|Avg: €451 EUR|-6.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10€177 EUR
Retailer 3€209 EUR
Retailer 7€236 EUR
Retailer 2€335 EUR
Retailer 6€349 EUR
Retailer 5€350 EUR
Retailer 11€358 EUR
Retailer 8€386 EUR
Retailer 12€509 EUR
Retailer 4€602 EUR
Retailer 9€680 EUR
MOH London€924 EUR

37 data points across 12 retailers

12 retailers€177 EUR to €924 EUR

A
Cheapest Retailer
-
€177 EUR
$199 USD
Final sale: no returns
A
Retailer 2
-
€209 EUR
$234 USD
View
A
Retailer 3
-
€236 EUR
£208 GBP
View
A
Retailer 4
-
€335 EUR
View
A
Retailer 5
-
€349 EUR
$391 USD
View
A
Retailer 6
-
€350 EUR
£309 GBP
View
A
Retailer 7
-
€358 EUR
ZAR 6,494 ZAR
View
A
Retailer 8
-
€386 EUR
$433 USD
View
B+
Retailer 9
-
€509 EUR
A$878 AUD
View
Retailer 10
-
€602 EUR
$675 USD
View
Price last confirmed 28 days ago
B+
Retailer 11
-
€680 EUR
$763 USD
View
Most Expensive
B
MOH London
LG825623179 · Oct 29
€924 EUR
£816 GBP
View
11 more retailers have this diamond
Prices start from €177 EURSave up to €747 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
€177 EUR