Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG627471751

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

Certificate IGI LG627471751

Diamond specifications and retailer prices

From $1,168 AUD
£646 GBP
As of October 29, 2026
17 retailers carry this diamond
Most expensive: $2,292 AUD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627471751 or 627471751. Listed at 17 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627471751
Dimensions7.27 × 5.20 × 3.25 mm
L/W Ratio1.40
Culet sizePointed
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
7.27 mm5.20 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627471751
Side View
Table 68.0%Crown 40.1°Girdle: THN-MEDPavilion 34.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,292 AUD|Low: $249 AUD|High: $2,292 AUD|Avg: $995 AUD
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
October 18, 2026
Retailer 3$249 AUD
Retailer 6$302 AUD
Retailer 16$374 AUD
Retailer 17$520 AUD
Retailer 10$532 AUD
Retailer 2$601 AUD
Retailer 13$622 AUD
Retailer 11$764 AUD
Retailer 8$811 AUD
Retailer 4$1,228 AUD
Retailer 5$1,242 AUD
Retailer 12$1,443 AUD
Retailer 15$1,506 AUD
Retailer 7$1,594 AUD
Retailer 9$1,736 AUD
Retailer 14$2,135 AUD
Brilliant Earth$2,292 AUD

30 data points across 17 retailers

17 retailers

Retailer 1
-
$233 AUD
$164 USD
Price last confirmed 26 days ago
Retailer 2
-
$302 AUD
$212 USD
View
Price last confirmed 26 days ago
Retailer 3
-
$374 AUD
$263 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$474 AUD
HK$2,600 HKD
View
Price last confirmed 57 days ago
Retailer 5
-
$520 AUD
ZAR 5,902 ZAR
View
Price last confirmed 18 days ago
Retailer 6
-
$532 AUD
£294 GBP
View
Price last confirmed 14 days ago
Retailer 7
-
$534 AUD
£295 GBP
View
Price last confirmed 17 days ago
Retailer 8
-
$601 AUD
$422 USD
View
Price last confirmed 11 days ago
Retailer 9
-
$764 AUD
$537 USD
View
Price last confirmed 15 days ago
B+
Retailer 10
-
$1,168 AUD
£646 GBP
View
Retailer 11
-
$1,228 AUD
$863 USD
View
Price last confirmed 15 days ago
Retailer 12
-
$1,242 AUD
View
Price last confirmed 22 days ago
Retailer 13
-
$1,443 AUD
£798 GBP
View
Price last confirmed 16 days ago
Retailer 14
-
$1,506 AUD
$1,058 USD
View
Price last confirmed 15 days ago
Retailer 15
-
$1,594 AUD
$1,120 USD
View
Price last confirmed 16 days ago
Retailer 16
-
$1,736 AUD
£960 GBP
View
Price last confirmed 24 days ago
Most Expensive
Brilliant Earth
14284057Y · Oct 1
$2,292 AUD
$1,610 USD
View
Price last confirmed 29 days ago
16 more retailers have this diamond
Prices start from $1,168 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
$1,168 AUD