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Radiant|Lab Grown|IGI

1.01ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG585395201

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

Certificate IGI LG585395201

Diamond specifications and retailer prices

From $603 AUD
As of November 5, 2026
Save $177 AUD (23%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $779 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG585395201 or 585395201. Listed at 2 retailers as of November 5, 2026, with prices from $603 to $779, a $177 spread on the same certified stone. Diamond Quarter lists it at $779. 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

1.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585395201
Dimensions6.98 × 4.93 × 3.29 mm
L/W Ratio1.42
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
6.98 mm4.93 mm1.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585395201
Side View
Table 66.0%Crown 38.1°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $383 AUD|Low: $381 AUD|High: $1,397 AUD|Avg: $733 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
March 12, 2026
Retailer 2$381 AUD
Retailer 1$383 AUD
Retailer 3$520 AUD
Retailer 9$603 AUD
Retailer 7$611 AUD
Retailer 8$685 AUD
Retailer 5$819 AUD
Retailer 4$902 AUD
Retailer 6$1,339 AUD

33 data points across 9 retailers

2 retailers$603 AUD to $779 AUD

B+
Cheapest Retailer
-
$603 AUD
Most Expensive
B
Diamond Quarter
1.01SI1GLG01F20CN · Nov 5
$779 AUD
£422 GBP
View
1 more retailer has this diamond
Prices start from $603 AUDSave up to $177 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+
1.01ct Radiant
$603 AUD