Radiant|Lab Grown|IGI

1.18ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG851684256

Certificate IGI LG851684256

Diamond specifications and retailer prices

From $1,356 AUD
$949 USD
As of November 6, 2026
1 retailer carries this diamond
Only listing: $1,356 AUD at With Clarity
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at With Clarity

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG851684256 or 851684256. Listed at a single retailer as of November 6, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG851684256
Dimensions7.51 × 5.16 × 3.54 mm
L/W Ratio1.46
Top View
7.51 mm5.16 mm1.18 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851684256
Side View
Table 64.0%CrownGirdlePavilionCuletDepth 68.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $1,356 AUD|Low: $1,356 AUD|High: $1,356 AUD|Avg: $1,356 AUD
November 6, 2026
With Clarity$1,356 AUD

1 data point across 1 retailer

1 retailer

B
With Clarity
851684256 · Nov 6
$1,356 AUD
$949 USD
View

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B
1.18ct Radiant
$1,356 AUD