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Round|Natural|GIA

0.63ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2554958968

Certificate GIA 2554958968

Diamond specifications and retailer prices

From $1,185 NZD
HK$5,200 HKD
As of October 29, 2026
Save $1,725 NZD (59%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,167 NZD at NZ Jewellers · As of October 3, 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 2554958968. Listed at 24 retailers as of October 29, 2026, with a 146% 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
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554958968
Dimensions5.50 × 5.52 × 3.38 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Feather
Top View
5.50 mm5.52 mm0.63 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554958968
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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: $2,028 NZD|Low: $1,185 NZD|High: $2,910 NZD|Avg: $1,785 NZD|-4.1%
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
October 30, 2026
Retailer 5$1,185 NZD
Retailer 11$1,207 NZD
Retailer 14$1,456 NZD
Retailer 6$1,475 NZD
Retailer 9$1,599 NZD
Retailer 4$1,620 NZD
Retailer 7$1,668 NZD
Retailer 8$1,818 NZD
Retailer 10$1,838 NZD
Retailer 12$1,861 NZD
Retailer 15$1,877 NZD
Retailer 1$2,028 NZD
Retailer 2$2,088 NZD
Retailer 3$2,332 NZD
Retailer 13$2,910 NZD

23 data points across 15 retailers

24 retailers$1,185 NZD to $2,910 NZD

A
Cheapest Retailer
-
$1,185 NZD
HK$5,200 HKD
A
Retailer 2
-
$1,207 NZD
₹64,576 INR
View
A
Retailer 3
-
$1,456 NZD
$818 USD
View
Final sale: no returns
A
Retailer 4
-
$1,475 NZD
A$1,275 AUD
View
A
Retailer 5
-
$1,599 NZD
$898 USD
View
Retailer 6
-
$1,620 NZD
$910 USD
View
Price last confirmed 49 days ago
A
Retailer 7
-
$1,620 NZD
$910 USD
View
Retailer 8
-
$1,647 NZD
$925 USD
View
Price last confirmed 26 days ago
A
Retailer 9
-
$1,668 NZD
SGD 1,266 SGD
View
Retailer 10
-
$1,727 NZD
$970 USD
View
Price last confirmed 30 days ago
A
Retailer 11
-
$1,818 NZD
$1,021 USD
View
A
Retailer 12
-
$1,838 NZD
£813 GBP
View
A
Retailer 13
-
$1,861 NZD
$1,045 USD
View
Retailer 14
-
$1,870 NZD
$1,050 USD
View
Price last confirmed 49 days ago
A
Retailer 15
-
$1,877 NZD
£830 GBP
View
Retailer 16
-
$1,902 NZD
$1,068 USD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$2,028 NZD
$1,139 USD
View
B+
Retailer 18
-
$2,088 NZD
€1,117 EUR
View
B+
Retailer 19
-
$2,127 NZD
A$1,838 AUD
View
B+
Retailer 20
-
$2,332 NZD
ZAR 21,158 ZAR
View
Retailer 21
-
$2,478 NZD
A$2,141 AUD
View
Price last confirmed 25 days ago
B+
Retailer 22
-
$2,910 NZD
£1,287 GBP
View
Retailer 23
-
$5,080 NZD
$2,853 USD
View
Price last confirmed 49 days ago
Most Expensive
NZ Jewellers
c296e0d8-b864-4aa7-b7ee-6c4a48b9c8ae · Oct 3
$5,167 NZD
$2,902 USD
View
Price last confirmed 27 days ago
23 more retailers have this diamond
Prices start from $1,185 NZDSave up to $1,725 NZD

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
$1,185 NZD