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Round|Natural|GIA

0.90ct J I1 Round Natural Diamond

EX • J/I1 • GIA 6542434678

Certificate GIA 6542434678

Diamond specifications and retailer prices

From HK$8,826 HKD
$1,125 USD
As of October 30, 2026
Save HK$9,627 HKD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$33,093 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6542434678. Listed at 10 retailers as of October 30, 2026, with a 109% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542434678
Dimensions6.21 × 6.17 × 3.80 mm
L/W Ratio1.01
Star length50%
Top View
6.21 mm6.17 mm0.90 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542434678
Side View
Table 60.0%Crown 32.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$33,093 HKD|Low: HK$6,896 HKD|High: HK$33,093 HKD|Avg: HK$14,168 HKD|+53.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7HK$8,826 HKD
Retailer 3HK$9,845 HKD
Retailer 8HK$11,392 HKD
Retailer 4HK$12,294 HKD
Retailer 10HK$12,294 HKD
Retailer 9HK$12,577 HKD
Retailer 5HK$12,859 HKD
Retailer 11HK$14,185 HKD
Retailer 6HK$15,448 HKD
Retailer 2HK$18,453 HKD
NZ JewellersHK$33,093 HKD

10 data points across 11 retailers

10 retailersHK$8,826 HKD to HK$18,453 HKD

B+
Cheapest Retailer
-
HK$8,826 HKD
$1,125 USD
B
Retailer 2
-
HK$11,392 HKD
$1,452 USD
View
B
Retailer 3
-
HK$12,294 HKD
$1,567 USD
View
B
Retailer 4
-
HK$12,294 HKD
$1,567 USD
View
B
Retailer 5
-
HK$12,577 HKD
$1,603 USD
View
B
Retailer 6
-
HK$12,859 HKD
$1,639 USD
View
B
Retailer 7
-
HK$14,185 HKD
$1,808 USD
View
B
Retailer 8
-
HK$15,448 HKD
$1,969 USD
View
B
Retailer 9
-
HK$18,453 HKD
€2,240 EUR
View
Most Expensive
NZ Jewellers
2acc58e5-3176-4cfd-9104-4e11c9c7254c · Oct 30
HK$33,093 HKD
$4,218 USD
View
Price under review
9 more retailers have this diamond
Prices start from HK$8,826 HKDSave up to HK$9,627 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.

B+
0.90ct Round
HK$8,826 HKD