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Cushion|Natural|GIA

3.40ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6465156888

Certificate GIA 6465156888

Diamond specifications and retailer prices

From €28,486 EUR
As of November 5, 2026
Save €17,976 EUR (39%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €46,462 EUR at MOH London · As of November 7, 2026
View at MOH London

About this 3.4ct natural cushion diamond

This 3.4ct natural cushion sits in the three to five 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 6465156888. Listed at 11 retailers as of November 5, 2026, with prices from €28,486 to €46,462, a €17,976 spread on the same certified stone. MOH London lists it at €46,462. 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

3.40
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6465156888
Dimensions8.79 × 7.94 × 5.51 mm
L/W Ratio1.11
Top View
8.79 mm7.94 mm3.40 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6465156888
Side View
Table 60.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 69.3%

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 5
Current: €46,462 EUR|Low: €28,486 EUR|High: €59,029 EUR|Avg: €37,076 EUR|-20.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 7€28,486 EUR
Retailer 3€28,664 EUR
Retailer 9€29,965 EUR
Retailer 4€30,128 EUR
Retailer 5€30,452 EUR
Retailer 10€31,671 EUR
Retailer 11€35,325 EUR
Retailer 8€35,641 EUR
Retailer 6€36,086 EUR
Retailer 2€36,152 EUR
MOH London€46,462 EUR

37 data points across 11 retailers

11 retailers€28,486 EUR to €46,462 EUR

A
Cheapest Retailer
-
€28,486 EUR
A
Retailer 2
-
€28,664 EUR
View
A
Retailer 3
-
€29,965 EUR
View
A
Retailer 4
-
€30,128 EUR
View
A
Retailer 5
-
€30,452 EUR
View
A
Retailer 6
-
€31,671 EUR
View
B+
Retailer 7
-
€35,325 EUR
View
B+
Retailer 8
-
€35,641 EUR
View
B+
Retailer 9
-
€36,086 EUR
View
B+
Retailer 10
-
€36,152 EUR
View
Most Expensive
B+
MOH London
2AB4E77FF · Nov 7
€46,462 EUR
£40,846 GBP
View
10 more retailers have this diamond
Prices start from €28,486 EURSave up to €17,976 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
3.40ct Cushion
€28,486 EUR