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Round|Lab Grown|IGI

1.00ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG840620882

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840620882

Diamond specifications and retailer prices

From $379 AUD
$266 USD
As of October 30, 2026
Save $1,494 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,872 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round 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 LG840620882 or 840620882. Listed at 14 retailers as of October 30, 2026, with prices from $379 to $1,872, a $1,494 spread on the same certified stone. Reve Diamonds lists it at $1,872. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840620882
Dimensions6.46 × 6.48 × 3.93 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.46 mm6.48 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840620882
Side View
Table 56.0%Crown 33.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

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 30
Current: $793 AUD|Low: $379 AUD|High: $1,872 AUD|Avg: $932 AUD|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 1, 2026
Retailer 11$379 AUD
Retailer 3$420 AUD
Retailer 10$591 AUD
Retailer 13$679 AUD
Retailer 8$680 AUD
Retailer 9$701 AUD
Retailer 12$722 AUD
Retailer 1$793 AUD
Retailer 4$917 AUD
Retailer 6$1,098 AUD
Retailer 2$1,351 AUD
Retailer 5$1,425 AUD
Retailer 7$1,765 AUD
Reve Diamonds$1,872 AUD

7 data points across 14 retailers

14 retailers$379 AUD to $1,872 AUD

A
Cheapest Retailer
-
$379 AUD
$266 USD
Final sale: no returns
A
Retailer 2
-
$420 AUD
$295 USD
View
A
Retailer 3
-
$591 AUD
$415 USD
View
A
Retailer 4
-
$679 AUD
$477 USD
View
A
Retailer 5
-
$680 AUD
£376 GBP
View
A
Retailer 6
-
$701 AUD
€469 EUR
View
A
Retailer 7
-
$722 AUD
ZAR 8,194 ZAR
View
B+
Retailer 8
-
$793 AUD
£439 GBP
View
B+
Retailer 9
-
$917 AUD
$644 USD
View
B+
Retailer 10
-
$1,098 AUD
$771 USD
View
B
Retailer 11
-
$1,351 AUD
$949 USD
View
B
Retailer 12
-
$1,425 AUD
$1,001 USD
View
B
Retailer 13
-
$1,765 AUD
$1,240 USD
View
Most Expensive
B
Reve Diamonds
A0F312E87 · Oct 30
$1,872 AUD
$1,315 USD
View
13 more retailers have this diamond
Prices start from $379 AUDSave up to $1,494 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
1.00ct Round
$379 AUD