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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 $12,569 NZD
$7,072 USD
As of November 1, 2026
Save $14,277 NZD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $26,846 NZD 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 $12,569 to $26,846, a $14,277 spread on the same certified stone. NZ Jewellers lists it at $26,846. 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: $26,846 NZD|Low: $10,811 NZD|High: $26,846 NZD|Avg: $16,705 NZD
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$10,811 NZD
Retailer 9$12,542 NZD
Retailer 4$12,569 NZD
Retailer 8$13,422 NZD
Retailer 6$14,542 NZD
Retailer 5$14,766 NZD
Retailer 7$16,778 NZD
Retailer 2$17,462 NZD
Retailer 10$19,134 NZD
Retailer 11$23,491 NZD
NZ Jewellers$26,846 NZD

19 data points across 11 retailers

7 retailers$12,569 NZD to $26,846 NZD

B+
Cheapest Retailer
-
$12,569 NZD
$7,072 USD
B
Retailer 2
-
$13,422 NZD
$7,552 USD
View
B
Retailer 3
-
$14,542 NZD
$8,182 USD
View
B
Retailer 4
-
$14,766 NZD
$8,308 USD
View
B
Retailer 5
-
$16,778 NZD
$9,440 USD
View
B
Retailer 6
-
$17,462 NZD
€9,357 EUR
View
Most Expensive
B
NZ Jewellers
56c2ebb8-7475-4f09-a426-2550c5ab7188 · Nov 2
$26,846 NZD
$15,105 USD
View
6 more retailers have this diamond
Prices start from $12,569 NZDSave up to $14,277 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+
1.63ct Round
$12,569 NZD