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Cushion|Natural|GIA

0.81ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6435053814

Certificate GIA 6435053814

Diamond specifications and retailer prices

From $1,907 CAD
$1,365 USD
As of October 29, 2026
Save $1,833 CAD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,740 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.81ct natural cushion diamond

This 0.81ct natural cushion sits in the just-under-one-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 6435053814. Listed at 12 retailers as of October 29, 2026, with prices from $1,907 to $3,740, a $1,833 spread on the same certified stone. MOH London lists it at $3,740. 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

0.81
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle33.3°
OriginNatural
Grading LabGIA
CertificateGIA 6435053814
Dimensions5.79 × 5.04 × 3.36 mm
L/W Ratio1.15
Top View
5.79 mm5.04 mm0.81 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435053814
Side View
Table 59.0%Crown 33.6°Girdle: MED-VTKPavilion 33.3°Culet: NoneDepth 66.7%

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 29
Current: $3,740 CAD|Low: $1,907 CAD|High: $3,765 CAD|Avg: $2,554 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10$1,907 CAD
Retailer 5$2,012 CAD
Retailer 9$2,151 CAD
Retailer 7$2,175 CAD
Retailer 6$2,291 CAD
Retailer 3$2,436 CAD
Retailer 8$2,832 CAD
Retailer 2$2,970 CAD
Retailer 4$3,239 CAD
MOH London$3,740 CAD

42 data points across 10 retailers

12 retailers$1,907 CAD to $3,740 CAD

A
Cheapest Retailer
-
$1,907 CAD
$1,365 USD
Retailer 2
-
$2,012 CAD
$1,440 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$2,014 CAD
$1,442 USD
View
A
Retailer 4
-
$2,151 CAD
$1,540 USD
View
B+
Retailer 5
-
$2,175 CAD
$1,557 USD
View
B+
Retailer 6
-
$2,291 CAD
$1,640 USD
View
B+
Retailer 7
-
$2,365 CAD
$1,693 USD
View
B+
Retailer 8
-
$2,436 CAD
£1,373 GBP
View
Retailer 9
-
$2,832 CAD
A$3,119 AUD
View
Price last confirmed 30 days ago
B+
Retailer 10
-
$2,970 CAD
€2,025 EUR
View
B+
Retailer 11
-
$3,239 CAD
ZAR 37,460 ZAR
View
Most Expensive
B
MOH London
F16228E30 · Oct 29
$3,740 CAD
£2,108 GBP
View
11 more retailers have this diamond
Prices start from $1,907 CADSave up to $1,833 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
0.81ct Cushion
$1,907 CAD