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Radiant|Lab Grown|IGI

1.13ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1

Diamond specifications and retailer prices

From $373 AUD
As of November 2, 2026
Save $412 AUD (53%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $784 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.13ct lab-grown radiant diamond

This 1.13ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of November 2, 2026, with prices from $373 to $784, a $412 spread on the same certified stone. Blue Nile lists it at $784. 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

1.13
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.43 × 5.19 × 3.52 mm
L/W Ratio1.43
Top View
7.43 mm5.19 mm1.13 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 65.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $784 AUD|Low: $210 AUD|High: $924 AUD|Avg: $504 AUD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$210 AUD
Retailer 5$245 AUD
Retailer 2$373 AUD
Blue Nile$784 AUD
Retailer 3$924 AUD

38 data points across 5 retailers

2 retailers$373 AUD to $784 AUD

A
Cheapest Retailer
-
$373 AUD
Most Expensive
B
Blue Nile
20308829 · Nov 5
$784 AUD
$539 USD
View
1 more retailer has this diamond
Prices start from $373 AUDSave up to $412 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
1.13ct Radiant
$373 AUD