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Cushion|Natural|GIA

1.30ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 6541950338

Certificate GIA 6541950338

Diamond specifications and retailer prices

From $5,311 CAD
As of November 6, 2026
Save $5,702 CAD (52%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,013 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct 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 6541950338. Listed at 17 retailers as of November 4, 2026, with prices from $5,311 to $11,013, a $5,702 spread on the same certified stone. MOH London lists it at $11,013. 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

1.30
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.75°
Pavilion angle54.07°
OriginNatural
Grading LabGIA
CertificateGIA 6541950338
Dimensions7.23 × 5.49 × 3.81 mm
L/W Ratio1.32
Top View
7.23 mm5.49 mm1.30 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541950338
Side View
Table 65.0%Crown 42.75°Girdle: THN-THKPavilion 54.07°Culet: NoneDepth 69.4%

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: $11,013 CAD|Low: $5,275 CAD|High: $11,101 CAD|Avg: $7,078 CAD|-0.8%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 14$5,311 CAD
Retailer 2$5,337 CAD
Retailer 7$6,047 CAD
Retailer 5$6,399 CAD
Retailer 13$6,410 CAD
Retailer 15$6,527 CAD
Retailer 9$6,725 CAD
Retailer 4$6,763 CAD
Retailer 12$6,830 CAD
Retailer 16$6,933 CAD
Retailer 6$7,146 CAD
Retailer 3$7,234 CAD
Retailer 8$7,288 CAD
Retailer 10$7,801 CAD
Retailer 11$8,458 CAD
MOH London$11,013 CAD

23 data points across 16 retailers

17 retailers$5,311 CAD to $11,013 CAD

A
Cheapest Retailer
-
$5,311 CAD
A
Retailer 2
-
$5,337 CAD
View
A
Retailer 3
-
$6,047 CAD
View
A
Retailer 4
-
$6,399 CAD
View
Final sale: no returns
A
Retailer 5
-
$6,410 CAD
View
B+
Retailer 6
-
$6,527 CAD
View
B+
Retailer 7
-
$6,725 CAD
View
Retailer 8
-
$6,763 CAD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$6,830 CAD
View
Retailer 10
-
$6,933 CAD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$7,146 CAD
View
B+
Retailer 12
-
$7,234 CAD
View
B+
Retailer 13
-
$7,288 CAD
View
Retailer 14
-
$7,587 CAD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$7,801 CAD
View
B+
Retailer 16
-
$8,458 CAD
View
Most Expensive
B
MOH London
41D720B37 · Nov 4
$11,013 CAD
£6,165 GBP
View
16 more retailers have this diamond
Prices start from $5,311 CADSave up to $5,702 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.

A
1.30ct Cushion
$5,311 CAD