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Radiant|Natural|IGI

0.63ct J SI1 Radiant Natural Diamond

EX • J/SI1 • IGI 774682276

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 774682276

Diamond specifications and retailer prices

From $875 NZD
As of November 1, 2026
Save $2,091 NZD (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,966 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.63ct natural radiant diamond

This 0.63ct natural radiant sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 774682276. Listed at 12 retailers as of November 1, 2026, with prices from $875 to $2,966, a $2,091 spread on the same certified stone. NZ Jewellers lists it at $2,966. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.2°
Pavilion angle34°
OriginNatural
Grading LabIGI
CertificateIGI 774682276
Dimensions6.24 × 4.25 × 2.80 mm
L/W Ratio1.47
Culet sizePointed
Top View
6.24 mm4.25 mm0.63 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 774682276
Side View
Table 64.0%Crown 36.2°Girdle: MED-STKPavilion 34°Culet: NoneDepth 65.9%

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: Nov 1
Current: $2,966 NZD|Low: $875 NZD|High: $3,058 NZD|Avg: $1,397 NZD|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 11$875 NZD
Retailer 9$945 NZD
Retailer 4$949 NZD
Retailer 10$1,021 NZD
Retailer 3$1,025 NZD
Retailer 2$1,100 NZD
Retailer 6$1,268 NZD
Retailer 7$1,299 NZD
Retailer 8$1,416 NZD
Retailer 5$1,427 NZD
Retailer 12$2,186 NZD
NZ Jewellers$2,966 NZD

31 data points across 12 retailers

12 retailers$875 NZD to $2,966 NZD

A
Cheapest Retailer
-
$875 NZD
A
Retailer 2
-
$945 NZD
View
A
Retailer 3
-
$949 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,021 NZD
View
Retailer 5
-
$1,025 NZD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$1,100 NZD
View
B+
Retailer 7
-
$1,268 NZD
View
B+
Retailer 8
-
$1,299 NZD
View
B+
Retailer 9
-
$1,416 NZD
View
B+
Retailer 10
-
$1,427 NZD
View
B
Retailer 11
-
$2,186 NZD
View
Most Expensive
B
NZ Jewellers
28b49dfb-86ec-4cdf-bc00-ca1aaf6698a9 · Nov 3
$2,966 NZD
$1,644 USD
View
11 more retailers have this diamond
Prices start from $875 NZDSave up to $2,091 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 Radiant
$875 NZD