Cushion|Natural|GIA

3.40ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6465156888

Certificate GIA 6465156888

Diamond specifications and retailer prices

From $31,804 USD
As of November 5, 2026
Save $20,210 USD (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $52,014 USD at MOH London · As of November 4, 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 10 retailers as of November 4, 2026, with prices from $31,804 to $52,014, a $20,210 spread on the same certified stone. MOH London lists it at $52,014. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $52,014 USD|Low: $31,804 USD|High: $65,905 USD|Avg: $41,271 USD|-20.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 5$31,804 USD
Retailer 10$32,003 USD
Retailer 7$33,456 USD
Retailer 2$33,638 USD
Retailer 3$34,000 USD
Retailer 8$35,360 USD
Retailer 9$39,440 USD
Retailer 6$39,793 USD
Retailer 4$40,290 USD
MOH London$52,014 USD

37 data points across 10 retailers

10 retailers$31,804 USD to $52,014 USD

A
Cheapest Retailer
-
$31,804 USD
A
Retailer 2
-
$32,003 USD
View
A
Retailer 3
-
$33,456 USD
View
A
Retailer 4
-
$33,638 USD
View
A
Retailer 5
-
$34,000 USD
View
A
Retailer 6
-
$35,360 USD
View
B+
Retailer 7
-
$39,440 USD
View
B+
Retailer 8
-
$39,793 USD
View
B+
Retailer 9
-
$40,290 USD
View
Most Expensive
B+
MOH London
2AB4E77FF · Nov 4
$52,014 USD
£40,956 GBP
View
9 more retailers have this diamond
Prices start from $31,804 USDSave up to $20,210 USD

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
$31,804 USD