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Cushion|Natural|IGI

1.21ct H SI1 Cushion Natural Diamond

VG • H/SI1 • IGI 803629203

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI 803629203

Diamond specifications and retailer prices

From €1,327 EUR
As of November 6, 2026
Save €1,237 EUR (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,564 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 803629203. Listed at 12 retailers as of November 4, 2026, with prices from €1,327 to €2,564, a €1,237 spread on the same certified stone. MOH London lists it at €2,564. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle36.8°
OriginNatural
Grading LabIGI
CertificateIGI 803629203
Dimensions7.24 × 5.56 × 3.78 mm
L/W Ratio1.30
Girdle conditionFaceted
Top View
7.24 mm5.56 mm1.21 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803629203
Side View
Table 63.0%Crown 34.2°Girdle: THN-THKPavilion 36.8°Culet: NoneDepth 68.0%

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 6
Current: €2,564 EUR|Low: €1,279 EUR|High: €2,681 EUR|Avg: €1,735 EUR|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 4€1,327 EUR
Retailer 5€1,334 EUR
Retailer 9€1,361 EUR
Retailer 10€1,498 EUR
Retailer 3€1,512 EUR
Retailer 11€1,535 EUR
Retailer 7€1,560 EUR
Retailer 2€1,623 EUR
Retailer 8€1,790 EUR
Retailer 6€1,824 EUR
MOH London€2,564 EUR

44 data points across 11 retailers

12 retailers€1,327 EUR to €2,564 EUR

A
Cheapest Retailer
-
€1,327 EUR
Final sale: no returns
A
Retailer 2
-
€1,334 EUR
View
A
Retailer 3
-
€1,361 EUR
View
A
Retailer 4
-
€1,498 EUR
View
Retailer 5
-
€1,512 EUR
View
Price last confirmed 22 days ago
B+
Retailer 6
-
€1,535 EUR
View
B+
Retailer 7
-
€1,535 EUR
View
A
Retailer 8
-
€1,560 EUR
View
A
Retailer 9
-
€1,623 EUR
View
A
Retailer 10
-
€1,790 EUR
View
A
Retailer 11
-
€1,824 EUR
View
Most Expensive
B
MOH London
0CDBA82A1 · Nov 4
€2,564 EUR
£2,254 GBP
View
11 more retailers have this diamond
Prices start from €1,327 EURSave up to €1,237 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
€1,327 EUR