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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1555717692

Certificate GIA 1555717692

Diamond specifications and retailer prices

From $1,028 SGD
$802 USD
As of October 29, 2026
Save $2,465 SGD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,493 SGD at NZ Jewellers · As of October 23, 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 1555717692. Listed at 19 retailers as of October 23, 2026, with prices from $1,028 to $3,493, a $2,465 spread on the same certified stone. NZ Jewellers lists it at $3,493. 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
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1555717692
Dimensions5.44 × 5.47 × 3.41 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.44 mm5.47 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1555717692
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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 29
Current: $3,493 SGD|Low: $784 SGD|High: $3,493 SGD|Avg: $1,523 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$1,028 SGD
Retailer 11$1,128 SGD
Retailer 10$1,254 SGD
Retailer 2$1,290 SGD
Retailer 7$1,320 SGD
Retailer 3$1,398 SGD
Retailer 5$1,443 SGD
Retailer 6$1,659 SGD
Retailer 9$1,675 SGD
Retailer 4$2,051 SGD
NZ Jewellers$3,493 SGD

43 data points across 11 retailers

19 retailers$1,028 SGD to $3,493 SGD

A
Cheapest Retailer
-
$1,028 SGD
$802 USD
Final sale: no returns
Retailer 2
-
$1,054 SGD
$822 USD
View
Price last confirmed 54 days ago
Retailer 3
-
$1,114 SGD
$869 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$1,114 SGD
$869 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,128 SGD
$880 USD
View
Retailer 6
-
$1,156 SGD
$902 USD
View
Price last confirmed 30 days ago
Retailer 7
-
$1,216 SGD
$949 USD
View
Price last confirmed 53 days ago
A
Retailer 8
-
$1,254 SGD
$978 USD
View
Retailer 9
-
$1,286 SGD
$1,003 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$1,290 SGD
£793 GBP
View
B+
Retailer 11
-
$1,320 SGD
$1,030 USD
View
B+
Retailer 12
-
$1,398 SGD
A$1,678 AUD
View
B+
Retailer 13
-
$1,443 SGD
€1,072 EUR
View
B+
Retailer 14
-
$1,659 SGD
ZAR 20,911 ZAR
View
Retailer 15
-
$1,675 SGD
A$2,010 AUD
View
Price last confirmed 25 days ago
B+
Retailer 16
-
$2,051 SGD
£1,260 GBP
View
Retailer 17
-
$3,306 SGD
$2,579 USD
View
Price last confirmed 58 days ago
Retailer 18
-
$3,493 SGD
$2,725 USD
View
Price last confirmed 35 days ago
Most Expensive
B
NZ Jewellers
1ed149db-062f-4a30-94f7-7b88a25dfdb6 · Oct 23
$3,493 SGD
$2,725 USD
View
18 more retailers have this diamond
Prices start from $1,028 SGDSave up to $2,465 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
$1,028 SGD