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Cushion|Natural|GIA

1.51ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6555141851

Certificate GIA 6555141851

Diamond specifications and retailer prices

From $5,556 CAD
₹378,773 INR
As of October 30, 2026
Save $5,110 CAD (48%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,666 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555141851. Listed at 8 retailers as of October 29, 2026, with prices from $5,556 to $10,666, a $5,110 spread on the same certified stone. MOH London lists it at $10,666. 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

1.51
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555141851
Dimensions7.82 × 5.90 × 3.95 mm
L/W Ratio1.33
Top View
7.82 mm5.90 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555141851
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 66.9%

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: Oct 30
Current: $10,666 CAD|Low: $5,058 CAD|High: $11,645 CAD|Avg: $7,025 CAD|-8.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$5,556 CAD
Retailer 7$5,810 CAD
Retailer 5$6,030 CAD
Retailer 8$6,149 CAD
Retailer 3$6,296 CAD
Retailer 6$6,331 CAD
Retailer 4$6,624 CAD
Retailer 9$7,088 CAD
MOH London$10,666 CAD

45 data points across 9 retailers

8 retailers$5,556 CAD to $10,666 CAD

A
Cheapest Retailer
-
$5,556 CAD
₹378,773 INR
A
Retailer 2
-
$5,810 CAD
$4,159 USD
View
A
Retailer 3
-
$6,030 CAD
A$6,641 AUD
View
A
Retailer 4
-
$6,149 CAD
$4,402 USD
View
Final sale: no returns
A
Retailer 5
-
$6,296 CAD
£3,549 GBP
View
A
Retailer 6
-
$6,331 CAD
$4,532 USD
View
A
Retailer 7
-
$6,624 CAD
£3,734 GBP
View
Most Expensive
B+
MOH London
FD5D29FA0 · Oct 29
$10,666 CAD
£6,012 GBP
View
7 more retailers have this diamond
Prices start from $5,556 CADSave up to $5,110 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
1.51ct Cushion
$5,556 CAD