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Cushion|Natural|GIA

1.40ct M SI1 Cushion Natural Diamond

ID • M/SI1 • GIA 6545712479

Certificate GIA 6545712479

Diamond specifications and retailer prices

From $2,398 CAD
As of November 5, 2026
Save $712 CAD (23%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,110 CAD at Yorxs · As of November 6, 2026
View at Yorxs

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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545712479. Listed at 4 retailers as of November 5, 2026, with prices from $2,398 to $3,110, a $712 spread on the same certified stone. Yorxs lists it at $3,110. 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
M
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6545712479
Dimensions7.17 × 5.76 × 3.90 mm
L/W Ratio1.24
Top View
7.17 mm5.76 mm1.40 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6545712479
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 67.8%

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: Nov 5
Current: $2,795 CAD|Low: $2,123 CAD|High: $3,128 CAD|Avg: $2,569 CAD|+2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 6, 2026
Retailer 4$2,123 CAD
Retailer 2$2,291 CAD
Retailer 3$2,398 CAD
Retailer 1$2,795 CAD
Yorxs$3,110 CAD

25 data points across 5 retailers

4 retailers$2,398 CAD to $3,110 CAD

Retailer 1
-
$2,291 CAD
Price last confirmed 8 days ago
B+
Retailer 2
-
$2,398 CAD
View
B+
Retailer 3
-
$2,795 CAD
View
Most Expensive
B
Yorxs
6CCB2F3DB · Nov 6
$3,110 CAD
€2,106 EUR
View
3 more retailers have this diamond
Prices start from $2,398 CADSave up to $712 CAD

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
$2,398 CAD