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Cushion|Natural|GIA

1.71ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6233844365

Certificate GIA 6233844365

Diamond specifications and retailer prices

From $8,186 AUD
$5,750 USD
As of October 31, 2026
Save $7,130 AUD (47%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $15,315 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.71ct natural cushion diamond

This 1.71ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6233844365. Listed at 23 retailers as of October 31, 2026, with prices from $8,186 to $15,315, a $7,130 spread on the same certified stone. MOH London lists it at $15,315. 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

1.71
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle35.38°
OriginNatural
Grading LabGIA
CertificateGIA 6233844365
Dimensions7.94 × 6.10 × 4.26 mm
L/W Ratio1.30
Top View
7.94 mm6.10 mm1.71 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6233844365
Side View
Table 64.0%CrownGirdle: THK-VTKPavilion 35.38°Culet: NoneDepth 69.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $15,315 AUD|Low: $7,969 AUD|High: $15,500 AUD|Avg: $10,617 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 14$8,186 AUD
Retailer 5$8,802 AUD
Retailer 11$9,189 AUD
Retailer 12$9,191 AUD
Retailer 10$9,350 AUD
Retailer 4$9,979 AUD
Retailer 3$10,112 AUD
Retailer 13$10,149 AUD
Retailer 2$10,361 AUD
Retailer 9$10,595 AUD
Retailer 8$12,009 AUD
Retailer 6$12,108 AUD
Retailer 7$13,502 AUD
MOH London$15,315 AUD

34 data points across 14 retailers

23 retailers$8,186 AUD to $15,315 AUD

B+
Cheapest Retailer
-
$8,186 AUD
$5,750 USD
B
Retailer 2
-
$8,512 AUD
$5,979 USD
View
B
Retailer 3
-
$8,537 AUD
View
B
Retailer 4
-
$8,684 AUD
$6,100 USD
View
B
Retailer 5
-
$8,802 AUD
$6,183 USD
View
Retailer 6
-
$9,006 AUD
$6,326 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$9,189 AUD
$6,455 USD
View
Final sale: no returns
B
Retailer 8
-
$9,191 AUD
$6,456 USD
View
B
Retailer 9
-
$9,218 AUD
$6,475 USD
View
B
Retailer 10
-
$9,350 AUD
$6,568 USD
View
B
Retailer 11
-
$9,788 AUD
$6,876 USD
View
B
Retailer 12
-
$9,979 AUD
CA$9,736 CAD
View
B
Retailer 13
-
$10,112 AUD
View
B
Retailer 14
-
$10,149 AUD
$7,129 USD
View
B
Retailer 15
-
$10,361 AUD
£5,731 GBP
View
Retailer 16
-
$10,595 AUD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$10,876 AUD
$7,640 USD
View
B
Retailer 18
-
$10,876 AUD
$7,640 USD
View
B
Retailer 19
-
$11,232 AUD
$7,890 USD
View
B
Retailer 20
-
$12,009 AUD
€8,034 EUR
View
Retailer 21
-
$12,108 AUD
$8,505 USD
View
Price last confirmed 10 days ago
B
Retailer 22
-
$13,502 AUD
ZAR 153,223 ZAR
View
Most Expensive
B
MOH London
CA0C44042 · Nov 1
$15,315 AUD
£8,471 GBP
View
22 more retailers have this diamond
Prices start from $8,186 AUDSave up to $7,130 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.

B+
1.71ct Cushion
$8,186 AUD