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Radiant|Natural|IGI

0.91ct F SI2 Radiant Natural Diamond

EX • F/SI2 • IGI 815675550

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

Certificate IGI 815675550

Diamond specifications and retailer prices

From $1,231 AUD
$863 USD
As of October 25, 2026
8 retailers carry this diamond
Most expensive: $3,710 AUD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 0.91ct natural radiant diamond

This 0.91ct 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 815675550. Listed at 8 retailers as of September 30, 2026. 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

0.91
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle33°
OriginNatural
Grading LabIGI
CertificateIGI 815675550
Dimensions6.29 × 4.87 × 3.32 mm
L/W Ratio1.29
Girdle conditionFaceted
Top View
6.29 mm4.87 mm0.91 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815675550
Side View
Table 66.0%Crown 44.2°Girdle: Slightly ThickPavilion 33°CuletDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $1,708 AUD|Low: $1,123 AUD|High: $2,820 AUD|Avg: $1,799 AUD|-18.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 5$1,123 AUD
Retailer 4$1,231 AUD
Retailer 6$1,521 AUD
Retailer 3$1,608 AUD
Retailer 1$1,708 AUD
Retailer 2$2,233 AUD

18 data points across 6 retailers

8 retailers$1,231 AUD to $3,710 AUD

Retailer 1
-
$1,231 AUD
$863 USD
Price last confirmed 7 days ago
Retailer 2
-
$1,521 AUD
$1,066 USD
View
Price last confirmed 25 days ago
Retailer 3
-
$1,521 AUD
$1,066 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$1,580 AUD
$1,107 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$1,608 AUD
£887 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$1,755 AUD
$1,230 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$2,233 AUD
£1,232 GBP
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
18e0922a-176f-42f1-b4dc-5ea88bf52292 · Sep 30
$3,710 AUD
$2,600 USD
View
Price last confirmed 33 days ago
7 more retailers have this diamond

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
0.91ct Radiant
$1,231 AUD