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Radiant|Natural|IGI

1.00ct F SI2 Radiant Natural Diamond

VG • F/SI2 • IGI 749535137

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

Certificate IGI 749535137

Diamond specifications and retailer prices

From $1,949 AUD
As of November 6, 2026
Save $3,206 AUD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,155 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 749535137. Listed at 13 retailers as of November 5, 2026, with prices from $1,949 to $5,155, a $3,206 spread on the same certified stone. NZ Jewellers lists it at $5,155. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle55.5°
Pavilion angle33.3°
OriginNatural
Grading LabIGI
CertificateIGI 749535137
Dimensions6.24 × 4.90 × 3.54 mm
L/W Ratio1.27
Culet sizePointed
Top View
6.24 mm4.90 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 749535137
Side View
Table 69.0%Crown 55.5°Girdle: STK-THKPavilion 33.3°Culet: NoneDepth 72.2%

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: Nov 6
Current: $5,155 AUD|Low: $1,787 AUD|High: $5,155 AUD|Avg: $2,560 AUD
NZ Jewellers
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
November 7, 2026
Retailer 14$1,949 AUD
Retailer 5$1,959 AUD
Retailer 7$2,077 AUD
Retailer 10$2,113 AUD
Retailer 12$2,113 AUD
Retailer 3$2,196 AUD
Retailer 11$2,211 AUD
Retailer 4$2,310 AUD
Retailer 13$2,330 AUD
Retailer 9$2,438 AUD
Retailer 6$2,513 AUD
Retailer 8$2,927 AUD
Retailer 2$3,681 AUD
NZ Jewellers$5,155 AUD

42 data points across 14 retailers

13 retailers$1,949 AUD to $5,155 AUD

A
Cheapest Retailer
-
$1,949 AUD
Final sale: no returns
A
Retailer 2
-
$1,959 AUD
View
A
Retailer 3
-
$2,077 AUD
View
A
Retailer 4
-
$2,113 AUD
View
Retailer 5
-
$2,113 AUD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$2,196 AUD
View
A
Retailer 7
-
$2,211 AUD
View
A
Retailer 8
-
$2,310 AUD
View
A
Retailer 9
-
$2,330 AUD
View
A
Retailer 10
-
$2,438 AUD
View
B+
Retailer 11
-
$2,927 AUD
View
B+
Retailer 12
-
$3,681 AUD
View
Most Expensive
B
NZ Jewellers
9185fffa-25a3-4328-8863-f2e792fc0fe4 · Nov 5
$5,155 AUD
$3,542 USD
View
12 more retailers have this diamond
Prices start from $1,949 AUDSave up to $3,206 AUD

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
1.00ct Radiant
$1,949 AUD