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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 $9,044 SGD
$7,072 USD
As of November 1, 2026
Save $10,273 SGD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $19,318 SGD 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 $9,044 to $19,318, a $10,273 spread on the same certified stone. NZ Jewellers lists it at $19,318. 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: $19,318 SGD|Low: $7,779 SGD|High: $19,318 SGD|Avg: $12,021 SGD
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$7,779 SGD
Retailer 9$9,025 SGD
Retailer 4$9,044 SGD
Retailer 8$9,658 SGD
Retailer 6$10,464 SGD
Retailer 5$10,625 SGD
Retailer 7$12,073 SGD
Retailer 2$12,565 SGD
Retailer 10$13,768 SGD
Retailer 11$16,903 SGD
NZ Jewellers$19,318 SGD

19 data points across 11 retailers

7 retailers$9,044 SGD to $19,318 SGD

B+
Cheapest Retailer
-
$9,044 SGD
$7,072 USD
B
Retailer 2
-
$9,658 SGD
$7,552 USD
View
B
Retailer 3
-
$10,464 SGD
$8,182 USD
View
B
Retailer 4
-
$10,625 SGD
$8,308 USD
View
B
Retailer 5
-
$12,073 SGD
$9,440 USD
View
B
Retailer 6
-
$12,565 SGD
€9,357 EUR
View
Most Expensive
B
NZ Jewellers
56c2ebb8-7475-4f09-a426-2550c5ab7188 · Nov 2
$19,318 SGD
$15,105 USD
View
6 more retailers have this diamond
Prices start from $9,044 SGDSave up to $10,273 SGD

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
$9,044 SGD