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Cushion|Natural|GIA

1.31ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 1545944738

Certificate GIA 1545944738

Diamond specifications and retailer prices

From €3,923 EUR
As of November 6, 2026
Save €3,918 EUR (50%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €7,841 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.31ct natural cushion diamond

This 1.31ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E 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 1545944738. Listed at 18 retailers as of November 4, 2026, with prices from €3,923 to €7,841, a €3,918 spread on the same certified stone. MOH London lists it at €7,841. 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

1.31
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.89°
OriginNatural
Grading LabGIA
CertificateGIA 1545944738
Dimensions7.12 × 5.60 × 3.91 mm
L/W Ratio1.27
Key to symbols
Crystal, Feather, Needle
Top View
7.12 mm5.60 mm1.31 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545944738
Side View
Table 61.0%CrownGirdle: STK-VTKPavilion 35.89°Culet: NoneDepth 69.8%

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: €7,841 EUR|Low: €3,867 EUR|High: €7,957 EUR|Avg: €5,448 EUR|-1.3%
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
November 6, 2026
Retailer 5€3,923 EUR
Retailer 3€4,462 EUR
Retailer 9€4,656 EUR
Retailer 8€4,835 EUR
Retailer 6€5,155 EUR
Retailer 11€5,163 EUR
Retailer 4€5,344 EUR
Retailer 10€5,508 EUR
Retailer 12€5,508 EUR
Retailer 13€5,696 EUR
Retailer 2€5,798 EUR
Retailer 7€6,511 EUR
MOH London€7,841 EUR

45 data points across 13 retailers

18 retailers€3,923 EUR to €7,841 EUR

A
Cheapest Retailer
-
€3,923 EUR
B+
Retailer 2
-
€4,216 EUR
View
B+
Retailer 3
-
€4,218 EUR
View
B+
Retailer 4
-
€4,270 EUR
View
B+
Retailer 5
-
€4,462 EUR
View
Final sale: no returns
B+
Retailer 6
-
€4,532 EUR
View
B+
Retailer 7
-
€4,656 EUR
View
Retailer 8
-
€4,835 EUR
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€5,155 EUR
View
B
Retailer 10
-
€5,163 EUR
View
Retailer 11
-
€5,344 EUR
View
Price last confirmed 28 days ago
B+
Retailer 12
-
€5,508 EUR
View
B+
Retailer 13
-
€5,508 EUR
View
B
Retailer 14
-
€5,696 EUR
View
B+
Retailer 15
-
€5,798 EUR
View
Retailer 16
-
€5,885 EUR
View
Price last confirmed 14 days ago
B
Retailer 17
-
€6,511 EUR
View
Most Expensive
B
MOH London
23ED74DE8 · Nov 4
€7,841 EUR
£6,893 GBP
View
17 more retailers have this diamond
Prices start from €3,923 EURSave up to €3,918 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
1.31ct Cushion
€3,923 EUR