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Round|Natural|GIA

1.63ct J I1 Round Natural Diamond

EX • J/I1 • GIA 1498942350

Certificate GIA 1498942350

Diamond specifications and retailer prices

From $5,432 AUD
$3,816 USD
As of November 1, 2026
Save $5,326 AUD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $10,758 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1498942350. Listed at 7 retailers as of October 30, 2026, with prices from $5,432 to $10,758, a $5,326 spread on the same certified stone. NZ Jewellers lists it at $10,758. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1498942350
Dimensions7.61 × 7.64 × 4.60 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Needle
Top View
7.61 mm7.64 mm1.63 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1498942350
Side View
Table 59.0%Crown 33.5°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 60.3%

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: Nov 1
Current: $10,758 AUD|Low: $5,432 AUD|High: $10,758 AUD|Avg: $6,932 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$5,432 AUD
Retailer 8$5,548 AUD
Retailer 4$6,174 AUD
Retailer 5$6,174 AUD
Retailer 7$6,174 AUD
Retailer 2$6,957 AUD
Retailer 6$7,125 AUD
Retailer 9$7,348 AUD
NZ Jewellers$10,758 AUD

23 data points across 9 retailers

7 retailers$5,432 AUD to $10,758 AUD

B+
Cheapest Retailer
-
$5,432 AUD
$3,816 USD
B+
Retailer 2
-
$6,174 AUD
$4,337 USD
View
B+
Retailer 3
-
$6,174 AUD
$4,337 USD
View
B+
Retailer 4
-
$6,174 AUD
$4,337 USD
View
B
Retailer 5
-
$6,957 AUD
€4,654 EUR
View
B
Retailer 6
-
$7,125 AUD
$5,005 USD
View
Most Expensive
B
NZ Jewellers
cf313bab-b124-46b1-8976-573409251003 · Oct 30
$10,758 AUD
$7,557 USD
View
6 more retailers have this diamond
Prices start from $5,432 AUDSave up to $5,326 AUD

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+
1.63ct Round
$5,432 AUD