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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6452109345

Certificate GIA 6452109345

Diamond specifications and retailer prices

From $987 SGD
$770 USD
As of October 29, 2026
Save $1,820 SGD (65%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,807 SGD at Diamond Quarter · As of October 29, 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 6452109345. Listed at 15 retailers as of October 29, 2026, with prices from $987 to $2,807, a $1,820 spread on the same certified stone. Diamond Quarter lists it at $2,807. 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
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6452109345
Dimensions5.48 × 5.44 × 3.45 mm
L/W Ratio1.01
Top View
5.48 mm5.44 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6452109345
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $2,005 SGD|Low: $923 SGD|High: $2,059 SGD|Avg: $1,317 SGD|-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$923 SGD
Retailer 13$987 SGD
Retailer 14$1,002 SGD
Retailer 3$1,122 SGD
Retailer 2$1,123 SGD
Retailer 4$1,150 SGD
Retailer 10$1,243 SGD
Retailer 12$1,243 SGD
Retailer 11$1,282 SGD
Retailer 6$1,325 SGD
Retailer 7$1,536 SGD
Retailer 8$1,623 SGD
Retailer 5$1,671 SGD
Retailer 1$2,005 SGD

30 data points across 14 retailers

15 retailers$987 SGD to $2,807 SGD

A
Retailer 1
-
$923 SGD
$720 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$987 SGD
$770 USD
View
A
Retailer 3
-
$1,002 SGD
$782 USD
View
A
Retailer 4
-
$1,122 SGD
$875 USD
View
A
Retailer 5
-
$1,123 SGD
$876 USD
View
A
Retailer 6
-
$1,150 SGD
$897 USD
View
A
Retailer 7
-
$1,243 SGD
$970 USD
View
A
Retailer 8
-
$1,243 SGD
$970 USD
View
A
Retailer 9
-
$1,282 SGD
$1,000 USD
View
B+
Retailer 10
-
$1,536 SGD
€1,141 EUR
View
B+
Retailer 11
-
$1,623 SGD
ZAR 20,453 ZAR
View
B+
Retailer 12
-
$1,671 SGD
A$2,006 AUD
View
Price last confirmed 25 days ago
B+
Retailer 13
-
$1,795 SGD
€1,334 EUR
View
B+
Retailer 14
-
$2,005 SGD
£1,232 GBP
View
Most Expensive
B
Diamond Quarter
0.63SI1E644576F0N · Oct 29
$2,807 SGD
£1,725 GBP
View
14 more retailers have this diamond
Prices start from $987 SGDSave up to $1,820 SGD

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
$987 SGD