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Cushion|Natural|GIA

1.71ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6541501819

Certificate GIA 6541501819

Diamond specifications and retailer prices

From $12,780 CAD
$9,149 USD
As of October 31, 2026
Save $8,863 CAD (41%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $21,644 CAD 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 H 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 6541501819. Listed at 14 retailers as of October 31, 2026, with prices from $12,780 to $21,644, a $8,863 spread on the same certified stone. MOH London lists it at $21,644. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6541501819
Dimensions8.32 × 5.94 × 4.03 mm
L/W Ratio1.40
Top View
8.32 mm5.94 mm1.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6541501819
Side View
Table 63.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $21,644 CAD|Low: $12,780 CAD|High: $21,904 CAD|Avg: $16,034 CAD
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 1, 2026
Retailer 4$12,780 CAD
Retailer 9$12,858 CAD
Retailer 10$13,711 CAD
Retailer 12$13,859 CAD
Retailer 11$13,975 CAD
Retailer 5$15,179 CAD
Retailer 8$15,258 CAD
Retailer 2$15,616 CAD
Retailer 3$15,890 CAD
Retailer 7$17,462 CAD
Retailer 6$20,360 CAD
MOH London$21,644 CAD

41 data points across 12 retailers

14 retailers$12,780 CAD to $21,644 CAD

B
Cheapest Retailer
-
$12,780 CAD
$9,149 USD
B
Retailer 2
-
$12,858 CAD
$9,205 USD
View
B
Retailer 3
-
$13,711 CAD
$9,815 USD
View
B
Retailer 4
-
$13,859 CAD
$9,921 USD
View
B
Retailer 5
-
$13,975 CAD
$10,004 USD
View
B
Retailer 6
-
$15,179 CAD
£8,556 GBP
View
Retailer 7
-
$15,258 CAD
A$16,804 AUD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$15,616 CAD
£8,802 GBP
View
B
Retailer 9
-
$15,890 CAD
$11,375 USD
View
B
Retailer 10
-
$16,523 CAD
$11,828 USD
View
B
Retailer 11
-
$17,462 CAD
€11,905 EUR
View
Retailer 12
-
$18,235 CAD
$13,054 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$20,360 CAD
ZAR 235,462 ZAR
View
Most Expensive
B
MOH London
5BB07FF9B · Nov 1
$21,644 CAD
£12,200 GBP
View
13 more retailers have this diamond
Prices start from $12,780 CADSave up to $8,863 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.

B
1.71ct Cushion
$12,780 CAD