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Round|Natural|GIA

1.63ct J IF Round Natural Diamond

EX • J/IF • GIA 7531466825

Certificate GIA 7531466825

Diamond specifications and retailer prices

From $10,609 AUD
$7,435 USD
As of October 31, 2026
Save $7,133 AUD (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $17,742 AUD at NZ Jewellers · As of November 2, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 7531466825. Listed at 3 retailers as of October 31, 2026, with prices from $10,609 to $17,742, a $7,133 spread on the same certified stone. NZ Jewellers lists it at $17,742. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7531466825
Dimensions7.47 × 7.51 × 4.71 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
7.47 mm7.51 mm1.63 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7531466825
Side View
Table 56.0%Crown 36.5°GirdlePavilion 40.8°Culet: NoneDepth 62.9%

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 31
Current: $17,742 AUD|Low: $10,609 AUD|High: $19,185 AUD|Avg: $12,961 AUD|-7.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$10,609 AUD
Retailer 2$10,772 AUD
Retailer 9$11,344 AUD
Retailer 6$11,365 AUD
Retailer 5$11,799 AUD
Retailer 8$12,384 AUD
Retailer 7$13,058 AUD
Retailer 4$15,005 AUD
NZ Jewellers$17,742 AUD

18 data points across 9 retailers

3 retailers$10,609 AUD to $17,742 AUD

B+
Cheapest Retailer
-
$10,609 AUD
$7,435 USD
B+
Retailer 2
-
$10,772 AUD
$7,549 USD
View
Most Expensive
B
NZ Jewellers
e3e19b8c-dbfe-40a6-8464-9a1a08e6ead0 · Nov 2
$17,742 AUD
$12,434 USD
View
2 more retailers have this diamond
Prices start from $10,609 AUDSave up to $7,133 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
$10,609 AUD