Round|Natural|GIA

0.63ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6515303496

Certificate GIA 6515303496

Diamond specifications and retailer prices

From $557 USD
As of October 30, 2026
Save $855 USD (61%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,412 USD at Diamond Quarter · As of October 30, 2026
View at Diamond Quarter

About this 0.63ct natural round diamond

This 0.63ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6515303496. Listed at 9 retailers as of October 30, 2026, with prices from $557 to $1,412, a $855 spread on the same certified stone. Diamond Quarter lists it at $1,412. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.63
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6515303496
Dimensions5.46 × 5.42 × 3.43 mm
L/W Ratio1.01
Top View
5.46 mm5.42 mm0.63 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515303496
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $772 USD|Low: $525 USD|High: $1,084 USD|Avg: $729 USD|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$557 USD
Retailer 2$571 USD
Retailer 5$600 USD
Retailer 6$637 USD
Retailer 3$690 USD
Retailer 1$772 USD
Retailer 8$793 USD
Retailer 7$1,084 USD

42 data points across 8 retailers

9 retailers$557 USD to $1,412 USD

A
Cheapest Retailer
-
$557 USD
A
Retailer 2
-
$571 USD
View
Final sale: no returns
Retailer 3
-
$600 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$637 USD
View
Price last confirmed 77 days ago
A
Retailer 5
-
$637 USD
MYR 2,596 MYR
View
A
Retailer 6
-
$690 USD
SGD 933 SGD
View
A
Retailer 7
-
$772 USD
£608 GBP
View
B+
Retailer 8
-
$1,084 USD
A$1,668 AUD
View
Most Expensive
B
Diamond Quarter
0.63SI2F65969790KG · Oct 30
$1,412 USD
£1,112 GBP
View
8 more retailers have this diamond
Prices start from $557 USDSave up to $855 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.

A
0.63ct Round
$557 USD