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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 1459446522

Certificate GIA 1459446522

Diamond specifications and retailer prices

From $4,720 CAD
HK$26,400 HKD
As of October 31, 2026
Save $4,954 CAD (51%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,674 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1459446522. Listed at 19 retailers as of October 29, 2026, with prices from $4,720 to $9,674, a $4,954 spread on the same certified stone. MOH London lists it at $9,674. 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

1.70
Carat
J
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle44.69°
Pavilion angle54.73°
OriginNatural
Grading LabGIA
CertificateGIA 1459446522
Dimensions6.86 × 6.35 × 4.40 mm
L/W Ratio1.08
Cert comments
Additional pinpoints are not shown. Clouds are not shown.
Key to symbols
Feather
Top View
6.86 mm6.35 mm1.70 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1459446522
Side View
Table 65.0%Crown 44.69°Girdle: MED-STKPavilion 54.73°Culet: NoneDepth 69.2%

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 31
Current: $9,674 CAD|Low: $4,720 CAD|High: $9,674 CAD|Avg: $5,952 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$4,720 CAD
Retailer 2$4,813 CAD
Retailer 8$5,155 CAD
Retailer 9$5,403 CAD
Retailer 10$5,575 CAD
Retailer 7$5,787 CAD
Retailer 6$5,991 CAD
Retailer 5$6,129 CAD
Retailer 4$6,836 CAD
MOH London$9,674 CAD

29 data points across 10 retailers

19 retailers$4,720 CAD to $9,674 CAD

A
Cheapest Retailer
-
$4,720 CAD
HK$26,400 HKD
A
Retailer 2
-
$4,813 CAD
₹328,163 INR
View
B+
Retailer 3
-
$5,155 CAD
$3,690 USD
View
B+
Retailer 4
-
$5,315 CAD
$3,805 USD
View
A
Retailer 5
-
$5,403 CAD
SGD 5,227 SGD
View
B+
Retailer 6
-
$5,575 CAD
$3,991 USD
View
Final sale: no returns
B+
Retailer 7
-
$5,787 CAD
$4,143 USD
View
B+
Retailer 8
-
$5,991 CAD
£3,377 GBP
View
B+
Retailer 9
-
$5,992 CAD
SGD 5,797 SGD
View
B+
Retailer 10
-
$6,042 CAD
$4,325 USD
View
B+
Retailer 11
-
$6,129 CAD
£3,455 GBP
View
B+
Retailer 12
-
$6,230 CAD
$4,460 USD
View
B+
Retailer 13
-
$6,249 CAD
$4,473 USD
View
B+
Retailer 14
-
$6,306 CAD
$4,514 USD
View
B+
Retailer 15
-
$6,342 CAD
$4,540 USD
View
B+
Retailer 16
-
$6,388 CAD
$4,573 USD
View
B+
Retailer 17
-
$6,836 CAD
€4,661 EUR
View
B
Retailer 18
-
$9,195 CAD
$6,582 USD
View
Most Expensive
B
MOH London
8ABDAE3E3 · Oct 29
$9,674 CAD
£5,453 GBP
View
18 more retailers have this diamond
Prices start from $4,720 CADSave up to $4,954 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
1.70ct Cushion
$4,720 CAD