Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1555717692

Certificate GIA 1555717692

Diamond specifications and retailer prices

From €721 EUR
$802 USD
As of October 29, 2026
Save €717 EUR (50%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,448 EUR 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 29, 2026, with a 100% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,448 EUR|Low: €550 EUR|High: €2,448 EUR|Avg: €1,070 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8€721 EUR
Retailer 11€791 EUR
Retailer 10€879 EUR
Retailer 2€907 EUR
Retailer 7€925 EUR
Retailer 3€980 EUR
Retailer 5€1,011 EUR
Retailer 6€1,163 EUR
Retailer 9€1,174 EUR
Retailer 4€1,438 EUR
NZ Jewellers€2,448 EUR

44 data points across 11 retailers

19 retailers€721 EUR to €1,438 EUR

A
Cheapest Retailer
-
€721 EUR
$802 USD
Final sale: no returns
Retailer 2
-
€739 EUR
$822 USD
View
Price last confirmed 55 days ago
Retailer 3
-
€781 EUR
$869 USD
View
Price last confirmed 28 days ago
Retailer 4
-
€781 EUR
$869 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€791 EUR
$880 USD
View
Retailer 6
-
€810 EUR
$902 USD
View
Price last confirmed 30 days ago
Retailer 7
-
€853 EUR
$949 USD
View
Price last confirmed 53 days ago
A
Retailer 8
-
€879 EUR
$978 USD
View
Retailer 9
-
€901 EUR
$1,003 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
€907 EUR
£795 GBP
View
B+
Retailer 11
-
€925 EUR
$1,030 USD
View
B+
Retailer 12
-
€980 EUR
A$1,678 AUD
View
B+
Retailer 13
-
€1,011 EUR
View
B+
Retailer 14
-
€1,163 EUR
ZAR 20,911 ZAR
View
Retailer 15
-
€1,174 EUR
A$2,010 AUD
View
Price last confirmed 25 days ago
B+
Retailer 16
-
€1,438 EUR
£1,260 GBP
View
Retailer 17
-
€2,317 EUR
$2,579 USD
View
Price last confirmed 58 days ago
Retailer 18
-
€2,448 EUR
$2,725 USD
View
Price last confirmed 35 days ago
Most Expensive
B
NZ Jewellers
1ed149db-062f-4a30-94f7-7b88a25dfdb6 · Oct 23
€2,448 EUR
$2,725 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from €721 EURSave up to €717 EUR

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
€721 EUR