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Cushion|Natural|GIA

1.21ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6542928365

Certificate GIA 6542928365

Diamond specifications and retailer prices

From €1,386 EUR
As of November 6, 2026
Save €1,793 EUR (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,179 EUR at MOH London · As of November 7, 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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542928365. Listed at 20 retailers as of November 6, 2026, with prices from €1,386 to €3,179, a €1,793 spread on the same certified stone. MOH London lists it at €3,179. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542928365
Dimensions5.93 × 5.93 × 4.05 mm
L/W Ratio1.00
Top View
5.93 mm5.93 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542928365
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.4%

Caratlytics Score

How it works →
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: Nov 6
Current: €3,179 EUR|Low: €1,376 EUR|High: €3,277 EUR|Avg: €1,903 EUR|-3.0%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 17€1,386 EUR
Retailer 11€1,506 EUR
Retailer 8€1,512 EUR
Retailer 10€1,525 EUR
Retailer 9€1,601 EUR
Retailer 12€1,636 EUR
Retailer 6€1,652 EUR
Retailer 3€1,702 EUR
Retailer 5€1,710 EUR
Retailer 13€1,770 EUR
Retailer 4€1,809 EUR
Retailer 16€1,809 EUR
Retailer 18€1,809 EUR
Retailer 19€1,872 EUR
Retailer 2€1,981 EUR
Retailer 7€2,226 EUR
Retailer 15€2,227 EUR
Retailer 14€2,477 EUR
MOH London€3,179 EUR

29 data points across 19 retailers

20 retailers€1,386 EUR to €3,179 EUR

A
Cheapest Retailer
-
€1,386 EUR
A
Retailer 2
-
€1,506 EUR
View
A
Retailer 3
-
€1,512 EUR
View
A
Retailer 4
-
€1,525 EUR
View
Final sale: no returns
A
Retailer 5
-
€1,601 EUR
View
A
Retailer 6
-
€1,636 EUR
View
Retailer 7
-
€1,652 EUR
View
Price last confirmed 9 days ago
A
Retailer 8
-
€1,702 EUR
View
A
Retailer 9
-
€1,710 EUR
View
A
Retailer 10
-
€1,770 EUR
View
A
Retailer 11
-
€1,809 EUR
View
A
Retailer 12
-
€1,809 EUR
View
A
Retailer 13
-
€1,809 EUR
View
A
Retailer 14
-
€1,872 EUR
View
A
Retailer 15
-
€1,981 EUR
View
B+
Retailer 16
-
€2,226 EUR
View
B+
Retailer 17
-
€2,227 EUR
View
Retailer 18
-
€2,358 EUR
View
Price last confirmed 34 days ago
B+
Retailer 19
-
€2,477 EUR
View
Most Expensive
B
MOH London
185DF668A · Nov 7
€3,179 EUR
£2,795 GBP
View
19 more retailers have this diamond
Prices start from €1,386 EURSave up to €1,793 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
€1,386 EUR