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Cushion|Natural|GIA

1.70ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1565224331

Certificate GIA 1565224331

Diamond specifications and retailer prices

From $6,857 USD
As of October 31, 2026
Save $6,012 USD (47%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $12,869 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.7ct natural cushion diamond

This 1.7ct 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 1565224331. Listed at 22 retailers as of October 31, 2026, with prices from $6,857 to $12,869, a $6,012 spread on the same certified stone. MOH London lists it at $12,869. 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

1.70
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1565224331
Dimensions8.50 × 5.64 × 3.94 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizeNone
Top View
8.50 mm5.64 mm1.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1565224331
Side View
Table 62.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 69.8%

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: $12,869 USD|Low: $6,726 USD|High: $13,024 USD|Avg: $8,699 USD|-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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 11$6,857 USD
Retailer 19$7,120 USD
Retailer 4$7,177 USD
Retailer 12$7,231 USD
Retailer 20$7,399 USD
Retailer 14$7,428 USD
Retailer 3$7,579 USD
Retailer 9$7,695 USD
Retailer 17$7,722 USD
Retailer 21$8,592 USD
Retailer 13$8,615 USD
Retailer 6$8,627 USD
Retailer 15$8,701 USD
Retailer 18$8,702 USD
Retailer 8$8,864 USD
Retailer 10$9,347 USD
Retailer 2$9,573 USD
Retailer 5$9,842 USD
Retailer 7$10,168 USD
Retailer 16$11,344 USD
MOH London$12,869 USD

32 data points across 21 retailers

22 retailers$6,857 USD to $12,869 USD

B+
Cheapest Retailer
-
$6,857 USD
B
Retailer 2
-
$7,120 USD
View
B
Retailer 3
-
$7,177 USD
View
B+
Retailer 4
-
$7,204 USD
A$11,083 AUD
View
B+
Retailer 5
-
$7,231 USD
View
B+
Retailer 6
-
$7,399 USD
View
Final sale: no returns
B+
Retailer 7
-
$7,428 USD
View
B
Retailer 8
-
$7,579 USD
CA$10,527 CAD
View
B
Retailer 9
-
$7,695 USD
View
B
Retailer 10
-
$7,722 USD
View
B
Retailer 11
-
$8,592 USD
View
B
Retailer 12
-
$8,615 USD
£6,784 GBP
View
B
Retailer 13
-
$8,627 USD
View
B
Retailer 14
-
$8,701 USD
£6,851 GBP
View
Retailer 15
-
$8,702 USD
A$13,388 AUD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$8,864 USD
View
B
Retailer 17
-
$9,347 USD
View
B
Retailer 18
-
$9,573 USD
€9,117 EUR
View
B
Retailer 19
-
$9,842 USD
View
Retailer 20
-
$10,168 USD
View
Price last confirmed 27 days ago
B
Retailer 21
-
$11,344 USD
ZAR 183,266 ZAR
View
Most Expensive
B
MOH London
EA3B87BBB · Nov 1
$12,869 USD
£10,133 GBP
View
21 more retailers have this diamond
Prices start from $6,857 USDSave up to $6,012 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+
1.70ct Cushion
$6,857 USD