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Round|Natural|GIA

1.63ct F I1 Round Natural Diamond

EX • F/I1 • GIA 6234253935

Certificate GIA 6234253935

Diamond specifications and retailer prices

From $10,091 AUD
$7,072 USD
As of November 1, 2026
Save $11,462 AUD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $21,553 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6234253935. Listed at 7 retailers as of November 1, 2026, with prices from $10,091 to $21,553, a $11,462 spread on the same certified stone. NZ Jewellers lists it at $21,553. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6234253935
Dimensions7.56 × 7.58 × 4.68 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
7.56 mm7.58 mm1.63 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6234253935
Side View
Table 55.0%Crown 35°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.9%

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: Nov 1
Current: $21,553 AUD|Low: $8,679 AUD|High: $21,553 AUD|Avg: $13,412 AUD
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 3$8,679 AUD
Retailer 9$10,070 AUD
Retailer 4$10,091 AUD
Retailer 8$10,776 AUD
Retailer 6$11,675 AUD
Retailer 5$11,855 AUD
Retailer 7$13,470 AUD
Retailer 2$14,019 AUD
Retailer 10$15,362 AUD
Retailer 11$18,859 AUD
NZ Jewellers$21,553 AUD

19 data points across 11 retailers

7 retailers$10,091 AUD to $21,553 AUD

B+
Cheapest Retailer
-
$10,091 AUD
$7,072 USD
B
Retailer 2
-
$10,776 AUD
$7,552 USD
View
B
Retailer 3
-
$11,675 AUD
$8,182 USD
View
B
Retailer 4
-
$11,855 AUD
$8,308 USD
View
B
Retailer 5
-
$13,470 AUD
$9,440 USD
View
B
Retailer 6
-
$14,019 AUD
€9,357 EUR
View
Most Expensive
B
NZ Jewellers
56c2ebb8-7475-4f09-a426-2550c5ab7188 · Nov 2
$21,553 AUD
$15,105 USD
View
6 more retailers have this diamond
Prices start from $10,091 AUDSave up to $11,462 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
$10,091 AUD