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Radiant|Lab Grown|IGI

1.05ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG835670890

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

Certificate IGI LG835670890

Diamond specifications and retailer prices

From $717 AUD
$504 USD
As of October 29, 2026
Save $2,414 AUD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,132 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835670890 or 835670890. Listed at 14 retailers as of October 29, 2026, with prices from $717 to $3,132, a $2,414 spread on the same certified stone. Brilliant Earth lists it at $3,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835670890
Dimensions7.30 × 5.10 × 3.30 mm
L/W Ratio1.43
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.30 mm5.10 mm1.05 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835670890
Side View
Table 65.0%Crown 40.1°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,132 AUD|Low: $550 AUD|High: $3,175 AUD|Avg: $1,339 AUD|-1.3%
Brilliant Earth
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
Retailer 18
October 8, 2026
Retailer 4$550 AUD
Retailer 15$592 AUD
Retailer 13$717 AUD
Retailer 3$776 AUD
Retailer 16$854 AUD
Retailer 14$880 AUD
Retailer 10$935 AUD
Retailer 17$944 AUD
Retailer 5$973 AUD
Retailer 6$1,035 AUD
Retailer 12$1,184 AUD
Retailer 8$1,844 AUD
Retailer 9$1,946 AUD
Retailer 2$1,953 AUD
Retailer 18$2,214 AUD
Retailer 7$2,244 AUD
Retailer 11$2,305 AUD
Brilliant Earth$3,132 AUD

12 data points across 18 retailers

14 retailers$717 AUD to $3,132 AUD

Retailer 1
-
$429 AUD
$301 USD
Price last confirmed 28 days ago
Retailer 2
-
$547 AUD
$384 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$592 AUD
£327 GBP
View
Price last confirmed 27 days ago
A
Retailer 4
-
$717 AUD
$504 USD
View
B+
Retailer 5
-
$880 AUD
$618 USD
View
Retailer 6
-
$944 AUD
ZAR 10,715 ZAR
View
Price last confirmed 28 days ago
Retailer 7
-
$1,035 AUD
$727 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
$1,184 AUD
$832 USD
View
Retailer 9
-
$1,778 AUD
$1,249 USD
View
Price last confirmed 29 days ago
Retailer 10
-
$1,844 AUD
$1,295 USD
View
Price last confirmed 28 days ago
B
Retailer 11
-
$1,953 AUD
CA$1,905 CAD
View
Retailer 12
-
$2,244 AUD
£1,241 GBP
View
Price last confirmed 29 days ago
B
Retailer 13
-
$2,305 AUD
$1,619 USD
View
Most Expensive
B
Brilliant Earth
21717750A · Oct 29
$3,132 AUD
$2,200 USD
View
13 more retailers have this diamond
Prices start from $717 AUDSave up to $2,414 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
1.05ct Radiant
$717 AUD