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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 6552447495

Certificate GIA 6552447495

Diamond specifications and retailer prices

From $5,187 AUD
HK$28,400 HKD
As of November 1, 2026
Save $5,844 AUD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,031 AUD at MOH London · As of November 2, 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 6552447495. Listed at 14 retailers as of November 1, 2026, with prices from $5,187 to $11,031, a $5,844 spread on the same certified stone. MOH London lists it at $11,031. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6552447495
Dimensions8.18 × 6.22 × 4.04 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural, Natural
Top View
8.18 mm6.22 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6552447495
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.9%

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: Nov 1
Current: $11,031 AUD|Low: $5,187 AUD|High: $11,415 AUD|Avg: $7,046 AUD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8$5,187 AUD
Retailer 2$5,533 AUD
Retailer 4$6,291 AUD
Retailer 11$6,484 AUD
Retailer 10$6,537 AUD
Retailer 3$6,749 AUD
Retailer 5$6,847 AUD
Retailer 7$6,887 AUD
Retailer 9$7,082 AUD
Retailer 12$7,478 AUD
Retailer 6$7,834 AUD
MOH London$11,031 AUD

28 data points across 12 retailers

14 retailers$5,187 AUD to $11,031 AUD

A
Cheapest Retailer
-
$5,187 AUD
HK$28,400 HKD
B+
Retailer 2
-
$5,533 AUD
₹369,280 INR
View
B+
Retailer 3
-
$6,291 AUD
$4,409 USD
View
B+
Retailer 4
-
$6,484 AUD
SGD 6,141 SGD
View
B+
Retailer 5
-
$6,537 AUD
$4,581 USD
View
Final sale: no returns
B
Retailer 6
-
$6,742 AUD
$4,725 USD
View
Retailer 7
-
$6,749 AUD
SGD 6,392 SGD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$6,847 AUD
£3,778 GBP
View
B+
Retailer 9
-
$6,887 AUD
£3,800 GBP
View
B
Retailer 10
-
$7,082 AUD
$4,963 USD
View
B
Retailer 11
-
$7,103 AUD
View
B
Retailer 12
-
$7,478 AUD
$5,241 USD
View
B+
Retailer 13
-
$7,834 AUD
€5,229 EUR
View
Most Expensive
B
MOH London
29B2E2A74 · Nov 2
$11,031 AUD
£6,087 GBP
View
13 more retailers have this diamond
Prices start from $5,187 AUDSave up to $5,844 AUD

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
$5,187 AUD