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Cushion|Natural|GIA

1.51ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2231946449

Certificate GIA 2231946449

Diamond specifications and retailer prices

From €3,198 EUR
As of November 6, 2026
Save €3,732 EUR (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €6,931 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231946449. Listed at 9 retailers as of November 4, 2026, with prices from €3,198 to €6,931, a €3,732 spread on the same certified stone. MOH London lists it at €6,931. 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

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle36.21°
OriginNatural
Grading LabGIA
CertificateGIA 2231946449
Dimensions7.57 × 5.91 × 4.14 mm
L/W Ratio1.28
Key to symbols
Crystal, Feather, Pinpoint
Top View
7.57 mm5.91 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2231946449
Side View
Table 65.0%CrownGirdle: MED-VTKPavilion 36.21°Culet: NoneDepth 69.9%

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: €6,931 EUR|Low: €3,198 EUR|High: €8,022 EUR|Avg: €4,831 EUR|-13.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5€3,198 EUR
Retailer 6€3,845 EUR
Retailer 4€4,013 EUR
Retailer 2€4,030 EUR
Retailer 8€4,599 EUR
Retailer 7€4,631 EUR
Retailer 3€4,923 EUR
MOH London€6,931 EUR

43 data points across 8 retailers

9 retailers€3,198 EUR to €6,931 EUR

A
Cheapest Retailer
-
€3,198 EUR
A
Retailer 2
-
€3,845 EUR
View
A
Retailer 3
-
€4,013 EUR
View
A
Retailer 4
-
€4,030 EUR
View
A
Retailer 5
-
€4,599 EUR
View
Final sale: no returns
A
Retailer 6
-
€4,631 EUR
View
B+
Retailer 7
-
€4,813 EUR
View
A
Retailer 8
-
€4,923 EUR
View
Most Expensive
B+
MOH London
F025DB16D · Nov 4
€6,931 EUR
£6,093 GBP
View
8 more retailers have this diamond
Prices start from €3,198 EURSave up to €3,732 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
1.51ct Cushion
€3,198 EUR