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Radiant|Natural|IGI

0.98ct F SI2 Radiant Natural Diamond

ID • F/SI2 • IGI 51

Certificate IGI 51

Diamond specifications and retailer prices

From $1,742 AUD
As of November 4, 2026
Save $1,380 AUD (44%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,122 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.98ct natural radiant diamond

This 0.98ct natural radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of November 4, 2026, with prices from $1,742 to $3,122, a $1,380 spread on the same certified stone. Helzberg Diamonds lists it at $3,122. 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

0.98
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 51
Dimensions6.71 × 4.95 mm
L/W Ratio1.36
Top View
6.71 mm4.95 mm0.98 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 51
Side View
Table 69.0%CrownGirdle: Slightly ThickPavilionCuletDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $3,122 AUD|Low: $1,742 AUD|High: $3,122 AUD|Avg: $2,202 AUD
Helzberg Diamonds
Retailer 2
September 24, 2026
Retailer 2$1,742 AUD
Helzberg Diamonds$3,122 AUD

2 data points across 2 retailers

2 retailers$1,742 AUD to $3,122 AUD

A
Cheapest Retailer
-
$1,742 AUD
Most Expensive
B
Helzberg Diamonds
ZXZOHJMKIMNJ · Nov 6
$3,122 AUD
$2,145 USD
View
1 more retailer has this diamond
Prices start from $1,742 AUDSave up to $1,380 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
0.98ct Radiant
$1,742 AUD