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Cushion|Natural|GIA

1.30ct D SI1 Cushion Natural Diamond

ID • D/SI1 • GIA 2424149933

Certificate GIA 2424149933

Diamond specifications and retailer prices

From $5,469 CAD
As of November 5, 2026
Save $5,324 CAD (49%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $10,793 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 D 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 2424149933. Listed at 9 retailers as of November 4, 2026, with prices from $5,469 to $10,793, a $5,324 spread on the same certified stone. MOH London lists it at $10,793. 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
D
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle39.17°
Pavilion angle33.49°
OriginNatural
Grading LabGIA
CertificateGIA 2424149933
Dimensions6.00 × 5.76 × 4.25 mm
L/W Ratio1.04
Top View
6.00 mm5.76 mm1.30 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2424149933
Side View
Table 58.0%Crown 39.17°Girdle: ThickPavilion 33.49°Culet: NoneDepth 73.8%

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: $10,793 CAD|Low: $5,265 CAD|High: $11,074 CAD|Avg: $7,069 CAD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$5,415 CAD
Retailer 4$5,469 CAD
Retailer 7$5,681 CAD
Retailer 9$6,579 CAD
Retailer 3$6,760 CAD
Retailer 5$6,991 CAD
Retailer 8$6,991 CAD
Retailer 6$7,216 CAD
Retailer 2$7,646 CAD
MOH London$10,793 CAD

46 data points across 10 retailers

9 retailers$5,469 CAD to $10,793 CAD

A
Cheapest Retailer
-
$5,469 CAD
A
Retailer 2
-
$5,681 CAD
View
Final sale: no returns
B+
Retailer 3
-
$6,579 CAD
View
B+
Retailer 4
-
$6,760 CAD
View
B+
Retailer 5
-
$6,991 CAD
View
B+
Retailer 6
-
$6,991 CAD
View
B+
Retailer 7
-
$7,216 CAD
View
B+
Retailer 8
-
$7,646 CAD
View
Most Expensive
B
MOH London
AF242E4A1 · Nov 4
$10,793 CAD
£6,042 GBP
View
8 more retailers have this diamond
Prices start from $5,469 CADSave up to $5,324 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
$5,469 CAD