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Cushion|Natural|GIA

1.20ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 2231900018

Certificate GIA 2231900018

Diamond specifications and retailer prices

From €2,925 EUR
As of November 6, 2026
Save €3,279 EUR (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €6,204 EUR at MOH London · As of November 7, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231900018. Listed at 21 retailers as of November 6, 2026, with prices from €2,925 to €6,204, a €3,279 spread on the same certified stone. MOH London lists it at €6,204. 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

1.20
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle37.38°
OriginNatural
Grading LabGIA
CertificateGIA 2231900018
Dimensions7.09 × 5.47 × 3.78 mm
L/W Ratio1.30
Key to symbols
Crystal, Feather, Needle
Top View
7.09 mm5.47 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231900018
Side View
Table 67.0%CrownGirdle: THK-ETKPavilion 37.38°Culet: NoneDepth 69.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €6,204 EUR|Low: €2,832 EUR|High: €6,312 EUR|Avg: €4,129 EUR|-1.6%
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
November 7, 2026
Retailer 7€2,925 EUR
Retailer 5€3,275 EUR
Retailer 12€3,548 EUR
Retailer 13€3,831 EUR
Retailer 15€3,846 EUR
Retailer 9€3,977 EUR
Retailer 3€4,084 EUR
Retailer 14€4,084 EUR
Retailer 8€4,171 EUR
Retailer 6€4,176 EUR
Retailer 4€4,219 EUR
Retailer 10€4,407 EUR
Retailer 11€4,777 EUR
Retailer 2€4,938 EUR
MOH London€6,204 EUR

46 data points across 15 retailers

21 retailers€2,925 EUR to €6,204 EUR

B+
Cheapest Retailer
-
€2,925 EUR
B+
Retailer 2
-
€3,011 EUR
View
B+
Retailer 3
-
€3,121 EUR
View
B+
Retailer 4
-
€3,218 EUR
View
B+
Retailer 5
-
€3,248 EUR
View
B+
Retailer 6
-
€3,275 EUR
View
Final sale: no returns
B+
Retailer 7
-
€3,386 EUR
View
Retailer 8
-
€3,548 EUR
View
Price last confirmed 9 days ago
B
Retailer 9
-
€3,831 EUR
View
B
Retailer 10
-
€3,846 EUR
View
B
Retailer 11
-
€3,977 EUR
View
B
Retailer 12
-
€4,084 EUR
View
B
Retailer 13
-
€4,084 EUR
View
Retailer 14
-
€4,171 EUR
View
Retailer 15
-
€4,176 EUR
View
Price last confirmed 29 days ago
B
Retailer 16
-
€4,219 EUR
View
B
Retailer 17
-
€4,407 EUR
View
Retailer 18
-
€4,429 EUR
View
Price last confirmed 15 days ago
B
Retailer 19
-
€4,777 EUR
View
Retailer 20
-
€4,938 EUR
View
Most Expensive
B
MOH London
F854FC011 · Nov 7
€6,204 EUR
£5,454 GBP
View
20 more retailers have this diamond
Prices start from €2,925 EURSave up to €3,279 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.

B+
1.20ct Cushion
€2,925 EUR