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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG783641966

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783641966

Diamond specifications and retailer prices

From $531 AUD
$371 USD
As of November 3, 2026
Save $2,776 AUD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,308 AUD at Brilliant Earth · As of November 3, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783641966 or 783641966. Listed at 23 retailers as of November 3, 2026, with prices from $531 to $3,308, a $2,776 spread on the same certified stone. Brilliant Earth lists it at $3,308. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641966
Dimensions6.50 × 6.48 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.50 mm6.48 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641966
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $3,308 AUD|Low: $510 AUD|High: $3,308 AUD|Avg: $1,422 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
November 3, 2026
Retailer 3$531 AUD
Retailer 14$616 AUD
Retailer 5$659 AUD
Retailer 6$659 AUD
Retailer 12$873 AUD
Retailer 7$885 AUD
Retailer 9$1,044 AUD
Retailer 15$1,087 AUD
Retailer 11$1,135 AUD
Retailer 2$1,186 AUD
Retailer 8$1,664 AUD
Retailer 4$2,116 AUD
Retailer 10$2,237 AUD
Retailer 13$2,586 AUD
Brilliant Earth$3,308 AUD

34 data points across 15 retailers

23 retailers$531 AUD to $3,308 AUD

A
Cheapest Retailer
-
$531 AUD
$371 USD
A
Retailer 2
-
$593 AUD
$414 USD
View
Final sale: no returns
A
Retailer 3
-
$616 AUD
$430 USD
View
Retailer 4
-
$659 AUD
$460 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$659 AUD
$460 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$659 AUD
$460 USD
View
B+
Retailer 7
-
$838 AUD
$585 USD
View
B+
Retailer 8
-
$873 AUD
$610 USD
View
B+
Retailer 9
-
$885 AUD
$618 USD
View
B+
Retailer 10
-
$994 AUD
$694 USD
View
B+
Retailer 11
-
$1,044 AUD
£574 GBP
View
B+
Retailer 12
-
$1,087 AUD
View
B+
Retailer 13
-
$1,135 AUD
ZAR 12,811 ZAR
View
B+
Retailer 14
-
$1,186 AUD
£652 GBP
View
B
Retailer 15
-
$1,664 AUD
$1,162 USD
View
B
Retailer 16
-
$1,748 AUD
SGD 1,650 SGD
View
Retailer 17
-
$1,932 AUD
$1,349 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$2,116 AUD
$1,478 USD
View
B
Retailer 19
-
$2,173 AUD
$1,518 USD
View
B
Retailer 20
-
$2,237 AUD
€1,488 EUR
View
B
Retailer 21
-
$2,490 AUD
$1,739 USD
View
B
Retailer 22
-
$2,586 AUD
£1,422 GBP
View
Most Expensive
B
Brilliant Earth
18648375A · Nov 3
$3,308 AUD
$2,310 USD
View
22 more retailers have this diamond
Prices start from $531 AUDSave up to $2,776 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
$531 AUD