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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG781617793

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781617793

Diamond specifications and retailer prices

From $466 AUD
$327 USD
As of October 29, 2026
Save $2,083 AUD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,548 AUD at Brilliant Earth · As of October 30, 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 LG781617793 or 781617793. Listed at 22 retailers as of October 29, 2026, with prices from $466 to $2,548, a $2,083 spread on the same certified stone. Brilliant Earth lists it at $2,548. 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 angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617793
Dimensions6.53 × 6.57 × 3.91 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
6.53 mm6.57 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617793
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.8%

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 29
Current: $2,548 AUD|Low: $446 AUD|High: $3,289 AUD|Avg: $1,170 AUD|-22.5%
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 31, 2026
Retailer 12$466 AUD
Retailer 5$520 AUD
Retailer 4$577 AUD
Retailer 3$776 AUD
Retailer 10$797 AUD
Retailer 7$917 AUD
Retailer 9$990 AUD
Retailer 2$1,018 AUD
Retailer 6$1,028 AUD
Retailer 11$1,425 AUD
Retailer 8$2,323 AUD
Brilliant Earth$2,548 AUD

35 data points across 12 retailers

22 retailers$466 AUD to $2,548 AUD

A
Cheapest Retailer
-
$466 AUD
$327 USD
A
Retailer 2
-
$520 AUD
$365 USD
View
Final sale: no returns
A
Retailer 3
-
$540 AUD
$379 USD
View
A
Retailer 4
-
$577 AUD
$405 USD
View
A
Retailer 5
-
$577 AUD
$405 USD
View
A
Retailer 6
-
$638 AUD
HK$3,500 HKD
View
B+
Retailer 7
-
$776 AUD
$545 USD
View
B+
Retailer 8
-
$797 AUD
$560 USD
View
B+
Retailer 9
-
$811 AUD
$570 USD
View
B+
Retailer 10
-
$915 AUD
$643 USD
View
B+
Retailer 11
-
$917 AUD
£507 GBP
View
B+
Retailer 12
-
$990 AUD
ZAR 11,240 ZAR
View
B+
Retailer 13
-
$1,018 AUD
€681 EUR
View
B+
Retailer 14
-
$1,028 AUD
£569 GBP
View
B
Retailer 15
-
$1,425 AUD
$1,001 USD
View
B
Retailer 16
-
$1,538 AUD
SGD 1,460 SGD
View
B
Retailer 17
-
$1,854 AUD
$1,302 USD
View
B
Retailer 18
-
$1,916 AUD
$1,346 USD
View
B
Retailer 19
-
$2,077 AUD
$1,459 USD
View
B
Retailer 20
-
$2,274 AUD
$1,597 USD
View
B
Retailer 21
-
$2,323 AUD
£1,285 GBP
View
Most Expensive
B
Brilliant Earth
19001685A · Oct 30
$2,548 AUD
$1,790 USD
View
21 more retailers have this diamond
Prices start from $466 AUDSave up to $2,083 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
$466 AUD