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Cushion|Natural|GIA

1.71ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 5231935866

Certificate GIA 5231935866

Diamond specifications and retailer prices

From €5,385 EUR
$6,016 USD
As of October 31, 2026
Save €4,703 EUR (47%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €10,088 EUR 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 5231935866. Listed at 26 retailers as of October 31, 2026, with prices from €5,385 to €10,088, a €4,703 spread on the same certified stone. MOH London lists it at €10,088. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.76°
OriginNatural
Grading LabGIA
CertificateGIA 5231935866
Dimensions8.01 × 6.26 × 4.34 mm
L/W Ratio1.28
Top View
8.01 mm6.26 mm1.71 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231935866
Side View
Table 60.0%CrownGirdle: THN-THKPavilion 36.76°Culet: NoneDepth 69.3%

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: €10,088 EUR|Low: €5,780 EUR|High: €10,209 EUR|Avg: €7,388 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€5,780 EUR
Retailer 8€6,053 EUR
Retailer 9€6,780 EUR
Retailer 2€6,828 EUR
Retailer 6€6,936 EUR
Retailer 3€6,965 EUR
Retailer 5€7,454 EUR
Retailer 10€7,974 EUR
Retailer 4€8,892 EUR
MOH London€10,088 EUR

37 data points across 10 retailers

26 retailers€5,385 EUR to €10,088 EUR

B+
Cheapest Retailer
-
€5,385 EUR
$6,016 USD
B
Retailer 2
-
€5,610 EUR
$6,267 USD
View
B
Retailer 3
-
€5,628 EUR
A$9,673 AUD
View
B
Retailer 4
-
€5,720 EUR
$6,390 USD
View
B
Retailer 5
-
€5,780 EUR
$6,457 USD
View
Final sale: no returns
B
Retailer 6
-
€5,802 EUR
$6,482 USD
View
B
Retailer 7
-
€6,017 EUR
CA$9,337 CAD
View
B
Retailer 8
-
€6,053 EUR
$6,763 USD
View
B
Retailer 9
-
€6,064 EUR
$6,775 USD
View
B
Retailer 10
-
€6,159 EUR
$6,881 USD
View
B
Retailer 11
-
€6,445 EUR
$7,201 USD
View
B
Retailer 12
-
€6,685 EUR
$7,469 USD
View
B
Retailer 13
-
€6,780 EUR
$7,575 USD
View
B
Retailer 14
-
€6,828 EUR
£6,006 GBP
View
B
Retailer 15
-
€6,924 EUR
$7,736 USD
View
Retailer 16
-
€6,936 EUR
A$11,921 AUD
View
Price last confirmed 11 days ago
B
Retailer 17
-
€6,965 EUR
£6,127 GBP
View
B
Retailer 18
-
€7,250 EUR
$8,100 USD
View
B
Retailer 19
-
€7,250 EUR
$8,100 USD
View
B
Retailer 20
-
€7,302 EUR
$8,158 USD
View
B
Retailer 21
-
€7,454 EUR
View
B
Retailer 22
-
€7,492 EUR
$8,370 USD
View
Retailer 23
-
€7,974 EUR
$8,909 USD
View
Price last confirmed 10 days ago
B
Retailer 24
-
€7,975 EUR
$8,910 USD
View
B
Retailer 25
-
€8,892 EUR
ZAR 160,493 ZAR
View
Most Expensive
B
MOH London
2220C05F2 · Nov 1
€10,088 EUR
£8,874 GBP
View
25 more retailers have this diamond
Prices start from €5,385 EURSave up to €4,703 EUR

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
€5,385 EUR