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Round|Lab Grown|IGI

1.33ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816616330

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816616330

Diamond specifications and retailer prices

From $399 AUD
$280 USD
As of October 29, 2026
Save $2,434 AUD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,833 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616330 or 816616330. Listed at 20 retailers as of October 29, 2026, with prices from $399 to $2,833, a $2,434 spread on the same certified stone. Brilliant Earth lists it at $2,833. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616330
Dimensions6.99 × 7.04 × 4.36 mm
L/W Ratio1.01
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
6.99 mm7.04 mm1.33 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616330
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $2,833 AUD|Low: $393 AUD|High: $2,833 AUD|Avg: $1,131 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
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 8$399 AUD
Retailer 9$446 AUD
Retailer 3$461 AUD
Retailer 4$494 AUD
Retailer 11$494 AUD
Retailer 15$719 AUD
Retailer 13$809 AUD
Retailer 5$816 AUD
Retailer 14$848 AUD
Retailer 6$856 AUD
Retailer 2$868 AUD
Retailer 7$1,113 AUD
Retailer 18$1,310 AUD
Retailer 20$1,516 AUD
Retailer 19$1,581 AUD
Retailer 12$1,587 AUD
Retailer 10$1,659 AUD
Retailer 16$1,982 AUD
Retailer 17$2,057 AUD
Brilliant Earth$2,833 AUD

36 data points across 20 retailers

20 retailers$399 AUD to $2,833 AUD

A+
Cheapest Retailer
-
$399 AUD
$280 USD
A
Retailer 2
-
$446 AUD
$313 USD
View
Final sale: no returns
A
Retailer 3
-
$461 AUD
$324 USD
View
A
Retailer 4
-
$494 AUD
$347 USD
View
A
Retailer 5
-
$494 AUD
$347 USD
View
A
Retailer 6
-
$719 AUD
$505 USD
View
A
Retailer 7
-
$809 AUD
€541 EUR
View
A
Retailer 8
-
$816 AUD
$573 USD
View
A
Retailer 9
-
$848 AUD
ZAR 9,627 ZAR
View
A
Retailer 10
-
$856 AUD
$601 USD
View
A
Retailer 11
-
$868 AUD
£480 GBP
View
A
Retailer 12
-
$1,113 AUD
$782 USD
View
B+
Retailer 13
-
$1,310 AUD
$920 USD
View
B+
Retailer 14
-
$1,516 AUD
$1,065 USD
View
B+
Retailer 15
-
$1,581 AUD
SGD 1,501 SGD
View
B+
Retailer 16
-
$1,587 AUD
$1,115 USD
View
B+
Retailer 17
-
$1,659 AUD
$1,165 USD
View
B+
Retailer 18
-
$1,982 AUD
£1,096 GBP
View
B+
Retailer 19
-
$2,057 AUD
$1,445 USD
View
Most Expensive
B
Brilliant Earth
21421456A · Oct 29
$2,833 AUD
$1,990 USD
View
19 more retailers have this diamond
Prices start from $399 AUDSave up to $2,434 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+
1.33ct Round
$399 AUD