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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 $1,996 NZD
$1,125 USD
As of October 30, 2026
Save $2,177 NZD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,484 NZD 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: $7,484 NZD|Low: $1,560 NZD|High: $7,484 NZD|Avg: $3,204 NZD|+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 7$1,996 NZD
Retailer 3$2,226 NZD
Retailer 8$2,576 NZD
Retailer 4$2,780 NZD
Retailer 10$2,780 NZD
Retailer 9$2,844 NZD
Retailer 5$2,908 NZD
Retailer 11$3,208 NZD
Retailer 6$3,494 NZD
Retailer 2$4,173 NZD
NZ Jewellers$7,484 NZD

10 data points across 11 retailers

10 retailers$1,996 NZD to $4,173 NZD

B+
Cheapest Retailer
-
$1,996 NZD
$1,125 USD
B
Retailer 2
-
$2,576 NZD
$1,452 USD
View
B
Retailer 3
-
$2,780 NZD
$1,567 USD
View
B
Retailer 4
-
$2,780 NZD
$1,567 USD
View
B
Retailer 5
-
$2,844 NZD
$1,603 USD
View
B
Retailer 6
-
$2,908 NZD
$1,639 USD
View
B
Retailer 7
-
$3,208 NZD
$1,808 USD
View
B
Retailer 8
-
$3,494 NZD
$1,969 USD
View
B
Retailer 9
-
$4,173 NZD
€2,240 EUR
View
Most Expensive
NZ Jewellers
2acc58e5-3176-4cfd-9104-4e11c9c7254c · Oct 30
$7,484 NZD
$4,218 USD
View
Price under review
9 more retailers have this diamond
Prices start from $1,996 NZDSave up to $2,177 NZD

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
$1,996 NZD