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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 7402406051

Certificate GIA 7402406051

Diamond specifications and retailer prices

From $817 USD
As of October 29, 2026
Save $1,408 USD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,225 USD at Diamond Quarter · As of October 26, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7402406051. Listed at 15 retailers as of October 26, 2026, with prices from $817 to $2,225, a $1,408 spread on the same certified stone. Diamond Quarter lists it at $2,225. 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
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7402406051
Dimensions5.48 × 5.46 × 3.44 mm
L/W Ratio1.00
Top View
5.48 mm5.46 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7402406051
Side View
Table 56.0%Crown 36°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $1,660 USD|Low: $765 USD|High: $1,703 USD|Avg: $1,103 USD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 9$810 USD
Retailer 13$817 USD
Retailer 14$828 USD
Retailer 3$920 USD
Retailer 2$931 USD
Retailer 4$948 USD
Retailer 10$1,020 USD
Retailer 12$1,020 USD
Retailer 11$1,050 USD
Retailer 7$1,268 USD
Retailer 6$1,333 USD
Retailer 8$1,343 USD
Retailer 5$1,381 USD
Retailer 1$1,660 USD

35 data points across 14 retailers

15 retailers$817 USD to $2,225 USD

A
Retailer 1
-
$810 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$817 USD
View
A
Retailer 3
-
$828 USD
View
A
Retailer 4
-
$920 USD
View
A
Retailer 5
-
$931 USD
View
A
Retailer 6
-
$948 USD
View
A
Retailer 7
-
$1,020 USD
View
A
Retailer 8
-
$1,020 USD
View
B+
Retailer 9
-
$1,050 USD
View
B+
Retailer 10
-
$1,268 USD
€1,208 EUR
View
B+
Retailer 11
-
$1,343 USD
ZAR 21,691 ZAR
View
B+
Retailer 12
-
$1,381 USD
A$2,125 AUD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$1,447 USD
€1,378 EUR
View
B+
Retailer 14
-
$1,660 USD
£1,307 GBP
View
Most Expensive
B
Diamond Quarter
0.63SI1E7451650CN · Oct 26
$2,225 USD
£1,752 GBP
View
14 more retailers have this diamond
Prices start from $817 USDSave up to $1,408 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
$817 USD