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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG803629702

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803629702

Diamond specifications and retailer prices

From $589 AUD
$414 USD
As of October 30, 2026
Save $2,699 AUD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,288 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803629702 or 803629702. Listed at 22 retailers as of October 29, 2026, with prices from $589 to $3,288, a $2,699 spread on the same certified stone. Brilliant Earth lists it at $3,288. 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 angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803629702
Dimensions6.50 × 6.46 × 3.96 mm
L/W Ratio1.01
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 mm6.46 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803629702
Side View
Table 60.0%Crown 35.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
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: Oct 30
Current: $3,288 AUD|Low: $507 AUD|High: $3,288 AUD|Avg: $1,299 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
October 30, 2026
Retailer 12$528 AUD
Retailer 4$655 AUD
Retailer 9$833 AUD
Retailer 3$880 AUD
Retailer 2$1,041 AUD
Retailer 10$1,081 AUD
Retailer 7$1,107 AUD
Retailer 8$1,125 AUD
Retailer 5$1,179 AUD
Retailer 11$1,634 AUD
Retailer 6$2,571 AUD
Brilliant Earth$3,288 AUD

35 data points across 12 retailers

22 retailers$589 AUD to $3,288 AUD

Retailer 1
-
$528 AUD
$371 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$589 AUD
$414 USD
View
Final sale: no returns
Retailer 3
-
$612 AUD
$430 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$655 AUD
$460 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$655 AUD
$460 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$833 AUD
$585 USD
View
B+
Retailer 7
-
$833 AUD
$585 USD
View
B+
Retailer 8
-
$880 AUD
$618 USD
View
B+
Retailer 9
-
$988 AUD
$694 USD
View
B+
Retailer 10
-
$1,041 AUD
£576 GBP
View
B+
Retailer 11
-
$1,081 AUD
View
B+
Retailer 12
-
$1,107 AUD
€741 EUR
View
B+
Retailer 13
-
$1,125 AUD
ZAR 12,766 ZAR
View
B+
Retailer 14
-
$1,179 AUD
£652 GBP
View
B
Retailer 15
-
$1,634 AUD
$1,148 USD
View
B
Retailer 16
-
$1,738 AUD
SGD 1,650 SGD
View
Retailer 17
-
$1,759 AUD
$1,236 USD
View
Price last confirmed 28 days ago
Retailer 18
-
$2,104 AUD
$1,478 USD
View
Price last confirmed 29 days ago
B
Retailer 19
-
$2,160 AUD
$1,518 USD
View
B
Retailer 20
-
$2,475 AUD
$1,739 USD
View
B
Retailer 21
-
$2,571 AUD
£1,422 GBP
View
Most Expensive
B
Brilliant Earth
20086162A · Oct 29
$3,288 AUD
$2,310 USD
View
21 more retailers have this diamond
Prices start from $589 AUDSave up to $2,699 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
$589 AUD