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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2564705123

Certificate GIA 2564705123

Diamond specifications and retailer prices

From $1,093 AUD
HK$6,000 HKD
As of October 29, 2026
Save $2,471 AUD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,564 AUD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

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 2564705123. Listed at 20 retailers as of October 26, 2026, with prices from $1,093 to $3,564, a $2,471 spread on the same certified stone. NZ Jewellers lists it at $3,564. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2564705123
Dimensions5.45 × 5.49 × 3.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
5.45 mm5.49 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564705123
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

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: $3,564 AUD|Low: $1,093 AUD|High: $3,564 AUD|Avg: $1,825 AUD
NZ Jewellers
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
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 7$1,093 AUD
Retailer 12$1,149 AUD
Retailer 9$1,348 AUD
Retailer 5$1,366 AUD
Retailer 6$1,462 AUD
Retailer 18$1,462 AUD
Retailer 3$1,517 AUD
Retailer 10$1,527 AUD
Retailer 8$1,564 AUD
Retailer 4$1,652 AUD
Retailer 19$1,665 AUD
Retailer 11$1,685 AUD
Retailer 2$1,699 AUD
Retailer 13$1,902 AUD
Retailer 15$2,040 AUD
Retailer 17$2,177 AUD
Retailer 14$2,690 AUD
Retailer 16$3,371 AUD
NZ Jewellers$3,564 AUD

7 data points across 19 retailers

20 retailers$1,093 AUD to $3,564 AUD

A
Cheapest Retailer
-
$1,093 AUD
HK$6,000 HKD
A
Retailer 2
-
$1,149 AUD
₹76,881 INR
View
A
Retailer 3
-
$1,348 AUD
$947 USD
View
Final sale: no returns
A
Retailer 4
-
$1,366 AUD
$960 USD
View
Retailer 5
-
$1,379 AUD
$969 USD
View
A
Retailer 6
-
$1,462 AUD
$1,027 USD
View
A
Retailer 7
-
$1,462 AUD
$1,027 USD
View
B+
Retailer 8
-
$1,517 AUD
$1,066 USD
View
B+
Retailer 9
-
$1,527 AUD
SGD 1,450 SGD
View
B+
Retailer 10
-
$1,564 AUD
$1,099 USD
View
B+
Retailer 11
-
$1,652 AUD
$1,160 USD
View
B+
Retailer 12
-
$1,665 AUD
$1,170 USD
View
B+
Retailer 13
-
$1,685 AUD
$1,184 USD
View
B+
Retailer 14
-
$1,699 AUD
£940 GBP
View
B+
Retailer 15
-
$1,902 AUD
£1,052 GBP
View
B+
Retailer 16
-
$2,040 AUD
€1,365 EUR
View
B+
Retailer 17
-
$2,177 AUD
ZAR 24,706 ZAR
View
B
Retailer 18
-
$2,690 AUD
£1,488 GBP
View
B
Retailer 19
-
$3,371 AUD
£1,865 GBP
View
Most Expensive
B
NZ Jewellers
9d4aed22-74bd-454b-a74b-f27196de6eb6 · Oct 26
$3,564 AUD
$2,504 USD
View
19 more retailers have this diamond
Prices start from $1,093 AUDSave up to $2,471 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
$1,093 AUD