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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 2235856156

Certificate GIA 2235856156

Diamond specifications and retailer prices

From $4,434 SGD
$3,468 USD
As of October 31, 2026
Save $4,244 SGD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,678 SGD 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235856156. Listed at 14 retailers as of October 31, 2026, with prices from $4,434 to $8,678, a $4,244 spread on the same certified stone. MOH London lists it at $8,678. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle37.57°
OriginNatural
Grading LabGIA
CertificateGIA 2235856156
Dimensions6.75 × 6.66 × 4.59 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
6.75 mm6.66 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235856156
Side View
Table 61.0%CrownGirdle: THK-ETKPavilion 37.57°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $8,678 SGD|Low: $4,434 SGD|High: $9,287 SGD|Avg: $5,903 SGD|-5.6%
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
November 1, 2026
Retailer 3$4,434 SGD
Retailer 7$4,511 SGD
Retailer 12$4,647 SGD
Retailer 4$4,992 SGD
Retailer 13$5,066 SGD
Retailer 10$5,163 SGD
Retailer 2$5,360 SGD
Retailer 8$5,369 SGD
Retailer 11$5,369 SGD
Retailer 9$5,548 SGD
Retailer 6$5,757 SGD
Retailer 5$7,573 SGD
MOH London$8,678 SGD

41 data points across 13 retailers

14 retailers$4,434 SGD to $8,678 SGD

A
Cheapest Retailer
-
$4,434 SGD
$3,468 USD
A
Retailer 2
-
$4,511 SGD
CA$4,901 CAD
View
A
Retailer 3
-
$4,647 SGD
$3,635 USD
View
B+
Retailer 4
-
$4,992 SGD
$3,905 USD
View
B+
Retailer 5
-
$5,066 SGD
$3,963 USD
View
B+
Retailer 6
-
$5,163 SGD
$4,039 USD
View
B+
Retailer 7
-
$5,360 SGD
£3,301 GBP
View
B+
Retailer 8
-
$5,369 SGD
$4,200 USD
View
B+
Retailer 9
-
$5,369 SGD
$4,200 USD
View
B+
Retailer 10
-
$5,548 SGD
$4,340 USD
View
B+
Retailer 11
-
$5,757 SGD
€4,289 EUR
View
B+
Retailer 12
-
$5,804 SGD
CA$6,306 CAD
View
B
Retailer 13
-
$7,573 SGD
$5,924 USD
View
Most Expensive
B
MOH London
FDEC76607 · Nov 1
$8,678 SGD
£5,345 GBP
View
13 more retailers have this diamond
Prices start from $4,434 SGDSave up to $4,244 SGD

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.

A
1.70ct Cushion
$4,434 SGD