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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 3365366944

Certificate GIA 3365366944

Diamond specifications and retailer prices

From $1,162 AUD
$817 USD
As of October 29, 2026
Save $2,003 AUD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,164 AUD 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 3365366944. Listed at 15 retailers as of October 26, 2026, with prices from $1,162 to $3,164, a $2,003 spread on the same certified stone. Diamond Quarter lists it at $3,164. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3365366944
Dimensions5.46 × 5.42 × 3.42 mm
L/W Ratio1.01
Top View
5.46 mm5.42 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3365366944
Side View
Table 57.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.9%

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: $2,360 AUD|Low: $643 AUD|High: $3,383 AUD|Avg: $1,595 AUD|-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
Retailer 15
Retailer 16
October 29, 2026
Retailer 8$643 AUD
Retailer 11$1,152 AUD
Retailer 13$1,162 AUD
Retailer 16$1,177 AUD
Retailer 3$1,308 AUD
Retailer 2$1,323 AUD
Retailer 4$1,348 AUD
Retailer 6$1,382 AUD
Retailer 12$1,450 AUD
Retailer 15$1,450 AUD
Retailer 14$1,493 AUD
Retailer 9$1,804 AUD
Retailer 10$1,909 AUD
Retailer 5$1,964 AUD
Retailer 1$2,360 AUD
Retailer 7$3,346 AUD

34 data points across 16 retailers

15 retailers$1,162 AUD to $3,164 AUD

A
Retailer 1
-
$1,152 AUD
$810 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,162 AUD
$817 USD
View
A
Retailer 3
-
$1,177 AUD
$828 USD
View
A
Retailer 4
-
$1,308 AUD
$920 USD
View
A
Retailer 5
-
$1,323 AUD
$931 USD
View
A
Retailer 6
-
$1,348 AUD
$948 USD
View
A
Retailer 7
-
$1,450 AUD
$1,020 USD
View
A
Retailer 8
-
$1,450 AUD
$1,020 USD
View
B+
Retailer 9
-
$1,493 AUD
$1,050 USD
View
B+
Retailer 10
-
$1,804 AUD
€1,208 EUR
View
B+
Retailer 11
-
$1,909 AUD
ZAR 21,691 ZAR
View
B+
Retailer 12
-
$1,964 AUD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$2,057 AUD
€1,378 EUR
View
B+
Retailer 14
-
$2,360 AUD
£1,307 GBP
View
Most Expensive
B
Diamond Quarter
0.63SI1E3344A04FN · Oct 26
$3,164 AUD
£1,752 GBP
View
14 more retailers have this diamond
Prices start from $1,162 AUDSave up to $2,003 AUD

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
$1,162 AUD