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Cushion|Natural|GIA

1.40ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 2254615239

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 2254615239

Diamond specifications and retailer prices

From €4,034 EUR
$4,525 USD
As of October 31, 2026
Save €1,386 EUR (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €5,420 EUR at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 1.4ct natural cushion diamond

This 1.4ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2254615239. Listed at 2 retailers as of October 31, 2026, with prices from €4,034 to €5,420, a €1,386 spread on the same certified stone. 77 Diamonds lists it at €5,420. 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

1.40
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2254615239
Dimensions6.70 × 6.44 × 4.24 mm
L/W Ratio1.04
Top View
6.70 mm6.44 mm1.40 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2254615239
Side View
Table 70.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €5,420 EUR|Low: €4,034 EUR|High: €5,703 EUR|Avg: €4,914 EUR|+2.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2€4,034 EUR
Retailer 4€4,519 EUR
77 Diamonds€5,420 EUR
Retailer 3€5,703 EUR

33 data points across 4 retailers

2 retailers€4,034 EUR to €5,420 EUR

B+
Cheapest Retailer
-
€4,034 EUR
$4,525 USD
Most Expensive
B
77 Diamonds
CUSZ4AX7BRNQ · Nov 1
€5,420 EUR
£4,786 GBP
View
1 more retailer has this diamond
Prices start from €4,034 EURSave up to €1,386 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.

B+
1.40ct Cushion
€4,034 EUR