Cushion|Natural|GIA

1.70ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 5232938477

Certificate GIA 5232938477

Diamond specifications and retailer prices

From $4,172 USD
As of November 6, 2026
Save $4,698 USD (53%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,870 USD at MOH London · As of November 2, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232938477. Listed at 11 retailers as of November 2, 2026, with prices from $4,172 to $8,870, a $4,698 spread on the same certified stone. MOH London lists it at $8,870. 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
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5232938477
Dimensions8.90 × 5.69 × 3.86 mm
L/W Ratio1.56
Top View
8.90 mm5.69 mm1.70 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232938477
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $8,870 USD|Low: $4,172 USD|High: $9,108 USD|Avg: $5,929 USD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$4,172 USD
Retailer 2$4,403 USD
Retailer 3$5,379 USD
Retailer 9$5,617 USD
Retailer 7$5,722 USD
Retailer 5$5,850 USD
Retailer 4$6,275 USD
Retailer 8$6,904 USD
MOH London$8,870 USD

35 data points across 9 retailers

11 retailers$4,172 USD to $8,870 USD

B+
Cheapest Retailer
-
$4,172 USD
B+
Retailer 2
-
$4,403 USD
View
B
Retailer 3
-
$5,168 USD
View
B+
Retailer 4
-
$5,379 USD
View
B
Retailer 5
-
$5,465 USD
View
Retailer 6
-
$5,617 USD
View
Price last confirmed 22 days ago
B
Retailer 7
-
$5,722 USD
View
B
Retailer 8
-
$5,850 USD
View
B
Retailer 9
-
$6,275 USD
View
B
Retailer 10
-
$6,904 USD
View
Most Expensive
B
MOH London
7B1DCEC43 · Nov 2
$8,870 USD
£6,984 GBP
View
10 more retailers have this diamond
Prices start from $4,172 USDSave up to $4,698 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
$4,172 USD