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Cushion|Natural|GIA

1.30ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 7471394576

Certificate GIA 7471394576

Diamond specifications and retailer prices

From HK$10,804 HKD
$1,377 USD
As of October 31, 2026
Save HK$11,426 HKD (51%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$22,230 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 7471394576. Listed at 9 retailers as of October 31, 2026, with prices from HK$10,804 to HK$22,230, a HK$11,426 spread on the same certified stone. MOH London lists it at HK$22,230. 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

1.30
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.97°
Pavilion angle38.13°
OriginNatural
Grading LabGIA
CertificateGIA 7471394576
Dimensions6.62 × 6.12 × 4.13 mm
L/W Ratio1.08
Top View
6.62 mm6.12 mm1.30 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7471394576
Side View
Table 65.0%Crown 39.97°Girdle: STK-THKPavilion 38.13°Culet: NoneDepth 67.5%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: HK$22,230 HKD|Low: HK$10,097 HKD|High: HK$23,186 HKD|Avg: HK$14,728 HKD|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8HK$10,804 HKD
Retailer 7HK$11,646 HKD
Retailer 2HK$12,715 HKD
Retailer 9HK$13,453 HKD
Retailer 6HK$13,801 HKD
Retailer 4HK$14,671 HKD
Retailer 5HK$14,671 HKD
Retailer 10HK$14,780 HKD
Retailer 3HK$15,142 HKD
MOH LondonHK$22,230 HKD

30 data points across 10 retailers

9 retailersHK$10,804 HKD to HK$22,230 HKD

A
Cheapest Retailer
-
HK$10,804 HKD
$1,377 USD
Final sale: no returns
A
Retailer 2
-
HK$11,646 HKD
$1,484 USD
View
A
Retailer 3
-
HK$12,715 HKD
£1,276 GBP
View
A
Retailer 4
-
HK$13,453 HKD
A$2,638 AUD
View
A
Retailer 5
-
HK$13,801 HKD
$1,759 USD
View
A
Retailer 6
-
HK$14,671 HKD
$1,870 USD
View
A
Retailer 7
-
HK$14,671 HKD
$1,870 USD
View
A
Retailer 8
-
HK$15,142 HKD
$1,930 USD
View
Most Expensive
B+
MOH London
17E06213D · Nov 1
HK$22,230 HKD
£2,231 GBP
View
8 more retailers have this diamond
Prices start from HK$10,804 HKDSave up to HK$11,426 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
1.30ct Cushion
HK$10,804 HKD