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Cushion|Natural|GIA

1.20ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 5433396863

Certificate GIA 5433396863

Diamond specifications and retailer prices

From €1,109 EUR
As of November 5, 2026
Save €1,075 EUR (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,184 EUR at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5433396863. Listed at 11 retailers as of November 4, 2026, with prices from €1,109 to €2,184, a €1,075 spread on the same certified stone. MOH London lists it at €2,184. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5433396863
Dimensions5.74 × 5.68 × 4.18 mm
L/W Ratio1.01
Top View
5.74 mm5.68 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5433396863
Side View
Table 64.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 73.7%

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 5
Current: €2,184 EUR|Low: €1,109 EUR|High: €2,327 EUR|Avg: €1,513 EUR|-5.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 10€1,109 EUR
Retailer 6€1,115 EUR
Retailer 3€1,160 EUR
Retailer 8€1,294 EUR
Retailer 7€1,319 EUR
Retailer 9€1,328 EUR
Retailer 2€1,348 EUR
Retailer 5€1,459 EUR
Retailer 4€1,659 EUR
MOH London€2,184 EUR

35 data points across 10 retailers

11 retailers€1,109 EUR to €2,184 EUR

A
Cheapest Retailer
-
€1,109 EUR
A
Retailer 2
-
€1,115 EUR
View
A
Retailer 3
-
€1,160 EUR
View
B+
Retailer 4
-
€1,294 EUR
View
Retailer 5
-
€1,312 EUR
View
Price last confirmed 30 days ago
A
Retailer 6
-
€1,319 EUR
View
B+
Retailer 7
-
€1,328 EUR
View
A
Retailer 8
-
€1,348 EUR
View
B+
Retailer 9
-
€1,459 EUR
View
B+
Retailer 10
-
€1,659 EUR
View
Most Expensive
B
MOH London
D43CBFDD5 · Nov 4
€2,184 EUR
£1,920 GBP
View
10 more retailers have this diamond
Prices start from €1,109 EURSave up to €1,075 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
1.20ct Cushion
€1,109 EUR