Cushion|Natural|GIA

1.71ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6432151920

Certificate GIA 6432151920

Diamond specifications and retailer prices

From $7,779 USD
As of October 31, 2026
Save $6,011 USD (44%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $13,790 USD 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 6432151920. Listed at 21 retailers as of October 31, 2026, with prices from $7,779 to $13,790, a $6,011 spread on the same certified stone. MOH London lists it at $13,790. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6432151920
Dimensions6.84 × 6.57 × 4.76 mm
L/W Ratio1.04
Top View
6.84 mm6.57 mm1.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6432151920
Side View
Table 67.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 72.4%

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: $13,790 USD|Low: $7,358 USD|High: $13,955 USD|Avg: $10,015 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10$7,779 USD
Retailer 6$7,870 USD
Retailer 7$8,829 USD
Retailer 8$8,829 USD
Retailer 3$9,655 USD
Retailer 5$9,701 USD
Retailer 9$9,835 USD
Retailer 2$10,587 USD
Retailer 4$12,971 USD
MOH London$13,790 USD

44 data points across 10 retailers

21 retailers$7,779 USD to $13,790 USD

B+
Cheapest Retailer
-
$7,779 USD
B+
Retailer 2
-
$7,870 USD
View
B
Retailer 3
-
$8,158 USD
View
B
Retailer 4
-
$8,266 USD
View
B
Retailer 5
-
$8,518 USD
View
B
Retailer 6
-
$8,551 USD
CA$11,876 CAD
View
B
Retailer 7
-
$8,765 USD
View
B
Retailer 8
-
$8,829 USD
View
B
Retailer 9
-
$8,829 USD
View
Final sale: no returns
B
Retailer 10
-
$8,984 USD
View
B
Retailer 11
-
$9,655 USD
£7,602 GBP
View
Retailer 12
-
$9,701 USD
A$14,924 AUD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$9,835 USD
View
B
Retailer 14
-
$10,166 USD
View
B
Retailer 15
-
$10,420 USD
View
B
Retailer 16
-
$10,420 USD
View
B
Retailer 17
-
$10,587 USD
€10,083 EUR
View
B
Retailer 18
-
$10,760 USD
View
Retailer 19
-
$11,622 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$12,971 USD
ZAR 209,546 ZAR
View
Most Expensive
B
MOH London
3B95C68CA · Nov 1
$13,790 USD
£10,858 GBP
View
20 more retailers have this diamond
Prices start from $7,779 USDSave up to $6,011 USD

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
$7,779 USD