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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 6555632586

Certificate GIA 6555632586

Diamond specifications and retailer prices

From HK$22,898 HKD
As of November 1, 2026
Save HK$27,841 HKD (55%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$50,739 HKD 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 6555632586. Listed at 10 retailers as of November 1, 2026, with prices from HK$22,898 to HK$50,739, a HK$27,841 spread on the same certified stone. MOH London lists it at HK$50,739. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6555632586
Dimensions8.29 × 6.39 × 3.82 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Indented Natural, Feather, Needle
Top View
8.29 mm6.39 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6555632586
Side View
Table 68.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.8%

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: Nov 1
Current: HK$50,739 HKD|Low: HK$22,697 HKD|High: HK$55,353 HKD|Avg: HK$32,930 HKD|-8.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5HK$22,898 HKD
Retailer 2HK$24,424 HKD
Retailer 8HK$24,763 HKD
Retailer 6HK$30,341 HKD
Retailer 4HK$31,034 HKD
Retailer 7HK$31,777 HKD
Retailer 3HK$35,508 HKD
MOH LondonHK$50,739 HKD

37 data points across 8 retailers

10 retailersHK$22,898 HKD to HK$50,739 HKD

A
Cheapest Retailer
-
HK$22,898 HKD
A
Retailer 2
-
HK$24,424 HKD
₹296,469 INR
View
A
Retailer 3
-
HK$24,763 HKD
SGD 4,265 SGD
View
B+
Retailer 4
-
HK$30,035 HKD
$3,828 USD
View
B+
Retailer 5
-
HK$30,341 HKD
$3,867 USD
View
B+
Retailer 6
-
HK$31,034 HKD
£3,114 GBP
View
B+
Retailer 7
-
HK$31,712 HKD
A$6,218 AUD
View
B+
Retailer 8
-
HK$31,777 HKD
$4,050 USD
View
B+
Retailer 9
-
HK$35,508 HKD
€4,310 EUR
View
Most Expensive
B
MOH London
64A1A106C · Nov 1
HK$50,739 HKD
£5,092 GBP
View
9 more retailers have this diamond
Prices start from HK$22,898 HKDSave up to HK$27,841 HKD

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
HK$22,898 HKD