Radiant|Lab Grown|IGI

0.90ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG604317856

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

Certificate IGI LG604317856

Diamond specifications and retailer prices

From $662 AUD

£365 GBP

As of November 2, 2026

13 retailers carry this diamond

Most expensive: $1,622 AUD at MOH London · As of October 11, 2026

View at MOH London

About this 0.9ct lab-grown radiant diamond

This 0.9ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG604317856 or 604317856. Listed at 13 retailers as of November 2, 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

0.90

Carat

Colour

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishVery Good

SymmetryVery Good

FluorescenceNone

Crown angle39.1°

Pavilion angle35.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG604317856

Dimensions6.78 × 4.81 × 3.29 mm

L/W Ratio1.41

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishVery Good

SymmetryVery Good

FluorescenceNone

CertificateIGI LG604317856

Side View

Caratlytics Score

How it works →

Good

Decent quality, room for better deals

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Price History

Last verified: Nov 2

Current: $1,622 AUD|Low: $154 AUD|High: $1,622 AUD|Avg: $502 AUD|+0.2%

MOH London

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

Retailer 15

Retailer 16

Retailer 17

October 17, 2026

Retailer 12$154 AUD

Retailer 5$180 AUD

Retailer 14$204 AUD

Retailer 16$204 AUD

Retailer 2$254 AUD

Retailer 10$364 AUD

Retailer 3$382 AUD

Retailer 8$382 AUD

Retailer 11$384 AUD

Retailer 15$418 AUD

Retailer 9$509 AUD

Retailer 13$616 AUD

Retailer 7$617 AUD

Retailer 17$619 AUD

Retailer 6$649 AUD

Retailer 4$1,070 AUD

MOH London$1,622 AUD

20 data points across 17 retailers

13 retailers

Retailer 1

$154 AUD

$108 USD

Price last confirmed 16 days ago

Retailer 2

$180 AUD

$126 USD

View

Price last confirmed 36 days ago

Retailer 3

$204 AUD

$143 USD

View

Price last confirmed 17 days ago

Retailer 4

$204 AUD

$143 USD

View

Price last confirmed 18 days ago

Retailer 5

$364 AUD

£201 GBP

View

Price last confirmed 16 days ago

Retailer 6

$382 AUD

$268 USD

View

Price last confirmed 17 days ago

Retailer 7

$382 AUD

$268 USD

View

Price last confirmed 13 days ago

Retailer 8

$418 AUD

£231 GBP

View

Price last confirmed 17 days ago

Retailer 9

$616 AUD

$432 USD

View

Price last confirmed 17 days ago

Retailer 10

$619 AUD

$434 USD

View

Price last confirmed 20 days ago

Retailer 11

$662 AUD

£365 GBP

View

Retailer 12

$1,070 AUD

$750 USD

View

Price last confirmed 16 days ago

Most Expensive

MOH London

LG604317856 · Oct 11

$1,622 AUD

£895 GBP

View

Price last confirmed 22 days ago

12 more retailers have this diamond

Prices start from $662 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.

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