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1.63ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 16273768

Certificate GIA 16273768

Diamond specifications and retailer prices

From $7,462 USD
HK$58,300 HKD
As of November 1, 2026
Save $5,635 USD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $13,098 USD at MOH London · As of November 2, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 16273768. Listed at 7 retailers as of November 1, 2026, with prices from $7,462 to $13,098, a $5,635 spread on the same certified stone. MOH London lists it at $13,098. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.63
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.5°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 16273768
Dimensions7.63 × 7.71 × 4.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeVery Small
Key to symbols
Crystal, Feather, Cloud, Needle, Extra Facet
Top View
7.63 mm7.71 mm1.63 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 16273768
Side View
Table 58.0%Crown 31.5°Girdle: THN-MEDPavilion 42°Culet: Very SmallDepth 60.5%

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: $13,098 USD|Low: $7,462 USD|High: $13,255 USD|Avg: $10,088 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 6$7,462 USD
Retailer 2$9,080 USD
Retailer 4$9,206 USD
Retailer 3$10,385 USD
Retailer 5$11,039 USD
MOH London$13,098 USD

41 data points across 6 retailers

7 retailers$7,462 USD to $13,098 USD

B+
Cheapest Retailer
-
$7,462 USD
HK$58,300 HKD
B+
Retailer 2
-
$7,839 USD
A$12,060 AUD
View
B+
Retailer 3
-
$9,080 USD
£7,150 GBP
View
Retailer 4
-
$9,206 USD
A$14,162 AUD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$10,385 USD
€9,890 EUR
View
Retailer 6
-
$11,039 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
48F2040E4 · Nov 2
$13,098 USD
£10,313 GBP
View
6 more retailers have this diamond
Prices start from $7,462 USDSave up to $5,635 USD

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
$7,462 USD