CaratHunter
Plans
Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG619424772

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

Certificate IGI LG619424772

Diamond specifications and retailer prices

From $828 AUD
$580 USD
As of November 2, 2026
Save $49 AUD (6%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $876 AUD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1ct lab-grown radiant diamond

This 1ct 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 LG619424772 or 619424772. Listed at 2 retailers as of November 2, 2026, with a relatively tight 6% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619424772
Dimensions7.07 × 4.87 × 3.34 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.07 mm4.87 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619424772
Side View
Table 67.0%Crown 45.6°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $828 AUD|Low: $384 AUD|High: $1,313 AUD|Avg: $705 AUD|-37.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
April 14, 2026
Retailer 4$384 AUD
Retailer 3$559 AUD
Retailer 2$613 AUD
Retailer 5$705 AUD
Retailer 1$828 AUD

33 data points across 5 retailers

2 retailers$828 AUD to $876 AUD

B
Cheapest Retailer
-
$828 AUD
$580 USD
Most Expensive
B
Diamond Quarter
1.0SI1FLG723E82N · Nov 2
$876 AUD
£484 GBP
View
1 more retailer has this diamond
Prices start from $828 AUDSave up to $49 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.

B
1.00ct Radiant
$828 AUD