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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 6552447495

Certificate GIA 6552447495

Diamond specifications and retailer prices

From $3,725 USD
HK$29,100 HKD
As of October 31, 2026
Save $4,223 USD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,948 USD at MOH London · As of October 29, 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 6552447495. Listed at 14 retailers as of October 29, 2026, with prices from $3,725 to $7,948, a $4,223 spread on the same certified stone. MOH London lists it at $7,948. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6552447495
Dimensions8.18 × 6.22 × 4.04 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural, Natural
Top View
8.18 mm6.22 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6552447495
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.9%

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: $7,948 USD|Low: $3,686 USD|High: $8,000 USD|Avg: $4,953 USD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$3,725 USD
Retailer 2$3,880 USD
Retailer 4$4,409 USD
Retailer 11$4,544 USD
Retailer 10$4,581 USD
Retailer 3$4,730 USD
Retailer 7$4,922 USD
Retailer 8$4,935 USD
Retailer 9$4,963 USD
Retailer 12$5,241 USD
Retailer 6$5,616 USD
MOH London$7,948 USD

28 data points across 12 retailers

14 retailers$3,725 USD to $7,948 USD

B+
Cheapest Retailer
-
$3,725 USD
HK$29,100 HKD
A
Retailer 2
-
$3,880 USD
₹369,480 INR
View
B+
Retailer 3
-
$4,409 USD
View
B+
Retailer 4
-
$4,544 USD
SGD 6,141 SGD
View
B+
Retailer 5
-
$4,581 USD
View
Final sale: no returns
B
Retailer 6
-
$4,725 USD
View
B
Retailer 7
-
$4,730 USD
SGD 6,392 SGD
View
B+
Retailer 8
-
$4,922 USD
£3,876 GBP
View
B
Retailer 9
-
$4,935 USD
£3,886 GBP
View
B
Retailer 10
-
$4,963 USD
View
B
Retailer 11
-
$4,978 USD
A$7,658 AUD
View
B
Retailer 12
-
$5,241 USD
View
B
Retailer 13
-
$5,616 USD
€5,349 EUR
View
Most Expensive
B
MOH London
29B2E2A74 · Oct 29
$7,948 USD
£6,258 GBP
View
13 more retailers have this diamond
Prices start from $3,725 USDSave up to $4,223 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.

A
1.70ct Cushion
$3,725 USD