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Cushion|Natural|GIA

1.71ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 7551949212

Certificate GIA 7551949212

Diamond specifications and retailer prices

From $9,631 AUD
$6,765 USD
As of October 28, 2026
Save $7,748 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $17,378 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 7551949212. Listed at 15 retailers as of October 28, 2026, with prices from $9,631 to $17,378, a $7,748 spread on the same certified stone. MOH London lists it at $17,378. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551949212
Dimensions8.72 × 6.02 × 4.16 mm
L/W Ratio1.45
Culet sizeNone
Top View
8.72 mm6.02 mm1.71 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551949212
Side View
Table 65.0%CrownGirdle: STK-XTKPavilionCulet: NoneDepth 69.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $17,378 AUD|Low: $9,631 AUD|High: $17,588 AUD|Avg: $12,199 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
November 2, 2026
Retailer 9$9,631 AUD
Retailer 12$9,764 AUD
Retailer 10$10,414 AUD
Retailer 4$10,428 AUD
Retailer 11$10,515 AUD
Retailer 5$11,623 AUD
Retailer 8$11,810 AUD
Retailer 3$11,957 AUD
Retailer 6$11,999 AUD
Retailer 2$13,622 AUD
Retailer 7$15,320 AUD
MOH London$17,378 AUD

39 data points across 12 retailers

15 retailers$9,631 AUD to $17,378 AUD

B
Cheapest Retailer
-
$9,631 AUD
$6,765 USD
B
Retailer 2
-
$9,764 AUD
$6,859 USD
View
B
Retailer 3
-
$9,777 AUD
$6,868 USD
View
B
Retailer 4
-
$10,414 AUD
$7,315 USD
View
B
Retailer 5
-
$10,428 AUD
$7,325 USD
View
B
Retailer 6
-
$10,515 AUD
$7,386 USD
View
B
Retailer 7
-
$11,109 AUD
$7,803 USD
View
B
Retailer 8
-
$11,623 AUD
£6,429 GBP
View
Retailer 9
-
$11,810 AUD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$11,957 AUD
$8,399 USD
View
B
Retailer 11
-
$11,999 AUD
£6,637 GBP
View
B
Retailer 12
-
$13,622 AUD
€9,113 EUR
View
Retailer 13
-
$13,733 AUD
$9,647 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$15,320 AUD
ZAR 173,852 ZAR
View
Most Expensive
B
MOH London
01E87B78A · Nov 1
$17,378 AUD
£9,612 GBP
View
14 more retailers have this diamond
Prices start from $9,631 AUDSave up to $7,748 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
$9,631 AUD