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Round|Lab Grown|IGI

1.03ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816624837

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816624837

Diamond specifications and retailer prices

From $320 AUD
$225 USD
As of October 29, 2026
Save $1,744 AUD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,064 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG816624837 or 816624837. Listed at 20 retailers as of October 29, 2026, with prices from $320 to $2,064, a $1,744 spread on the same certified stone. Brilliant Earth lists it at $2,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624837
Dimensions6.50 × 6.45 × 3.98 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
6.50 mm6.45 mm1.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624837
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

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: $2,064 AUD|Low: $319 AUD|High: $2,064 AUD|Avg: $910 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 29, 2026
Retailer 10$320 AUD
Retailer 5$357 AUD
Retailer 6$372 AUD
Retailer 4$397 AUD
Retailer 12$413 AUD
Retailer 16$558 AUD
Retailer 15$644 AUD
Retailer 13$665 AUD
Retailer 19$681 AUD
Retailer 20$703 AUD
Retailer 2$735 AUD
Retailer 8$836 AUD
Retailer 7$859 AUD
Retailer 3$1,275 AUD
Retailer 17$1,280 AUD
Retailer 9$1,350 AUD
Retailer 11$1,445 AUD
Retailer 14$1,598 AUD
Retailer 18$1,811 AUD
Brilliant Earth$2,064 AUD

30 data points across 20 retailers

20 retailers$320 AUD to $2,064 AUD

A+
Cheapest Retailer
-
$320 AUD
$225 USD
A
Retailer 2
-
$357 AUD
$251 USD
View
Final sale: no returns
A
Retailer 3
-
$372 AUD
$261 USD
View
A
Retailer 4
-
$397 AUD
$279 USD
View
A
Retailer 5
-
$413 AUD
$290 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$558 AUD
$392 USD
View
A
Retailer 7
-
$644 AUD
£356 GBP
View
A
Retailer 8
-
$665 AUD
€445 EUR
View
A
Retailer 9
-
$681 AUD
ZAR 7,734 ZAR
View
A
Retailer 10
-
$703 AUD
$494 USD
View
A
Retailer 11
-
$735 AUD
£407 GBP
View
B+
Retailer 12
-
$836 AUD
$587 USD
View
B+
Retailer 13
-
$859 AUD
$603 USD
View
B+
Retailer 14
-
$1,275 AUD
$896 USD
View
B
Retailer 15
-
$1,280 AUD
$899 USD
View
B+
Retailer 16
-
$1,350 AUD
$948 USD
View
B+
Retailer 17
-
$1,445 AUD
$1,015 USD
View
B+
Retailer 18
-
$1,598 AUD
£884 GBP
View
B
Retailer 19
-
$1,811 AUD
$1,272 USD
View
Most Expensive
B
Brilliant Earth
21018434A · Oct 29
$2,064 AUD
$1,450 USD
View
19 more retailers have this diamond
Prices start from $320 AUDSave up to $1,744 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+
1.03ct Round
$320 AUD