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Cushion|Natural|GIA

1.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 6561017306

Certificate GIA 6561017306

Diamond specifications and retailer prices

From HK$28,701 HKD
$3,658 USD
As of October 26, 2026
Save HK$34,594 HKD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$63,295 HKD at MOH London · As of October 26, 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 6561017306. Listed at 13 retailers as of October 26, 2026, with prices from HK$28,701 to HK$63,295, a HK$34,594 spread on the same certified stone. MOH London lists it at HK$63,295. 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
OriginNatural
Grading LabGIA
CertificateGIA 6561017306
Dimensions8.22 × 6.20 × 4.03 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Indented Natural, Needle, Natural
Top View
8.22 mm6.20 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561017306
Side View
Table 61.0%CrownGirdle: THN-XTKPavilionCulet: NoneDepth 65.1%

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 26
Current: HK$63,295 HKD|Low: HK$28,238 HKD|High: HK$63,972 HKD|Avg: HK$38,270 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 5HK$28,701 HKD
Retailer 9HK$30,121 HKD
Retailer 10HK$30,438 HKD
Retailer 3HK$33,181 HKD
Retailer 11HK$35,527 HKD
Retailer 7HK$35,794 HKD
Retailer 8HK$35,951 HKD
Retailer 4HK$37,814 HKD
Retailer 2HK$39,227 HKD
Retailer 6HK$39,287 HKD
MOH LondonHK$63,295 HKD

31 data points across 11 retailers

13 retailersHK$28,701 HKD to HK$63,295 HKD

A
Cheapest Retailer
-
HK$28,701 HKD
$3,658 USD
Retailer 2
-
HK$30,121 HKD
$3,839 USD
View
Price last confirmed 9 days ago
Retailer 3
-
HK$30,438 HKD
$3,879 USD
View
Price last confirmed 9 days ago
Retailer 4
-
HK$35,527 HKD
$4,528 USD
View
Price last confirmed 9 days ago
Retailer 5
-
HK$35,709 HKD
$4,551 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
HK$35,794 HKD
$4,562 USD
View
Retailer 7
-
HK$35,951 HKD
$4,582 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$37,730 HKD
A$7,398 AUD
View
B+
Retailer 9
-
HK$37,814 HKD
€4,590 EUR
View
B+
Retailer 10
-
HK$39,227 HKD
£3,937 GBP
View
Retailer 11
-
HK$39,287 HKD
£3,943 GBP
View
Price last confirmed 7 days ago
Retailer 12
-
HK$43,813 HKD
$5,584 USD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
2C48D6BCA · Oct 26
HK$63,295 HKD
£6,352 GBP
View
12 more retailers have this diamond
Prices start from HK$28,701 HKDSave up to HK$34,594 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$28,701 HKD