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Round|Lab Grown|IGI

1.05ct G IF Round Lab Grown Diamond

EX • G/IF • IGI LG578308708

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578308708

Diamond specifications and retailer prices

From $2,706 AUD
$1,890 USD
As of November 3, 2026
1 retailer carries this diamond
Only listing: $2,706 AUD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG578308708 or 578308708. Listed at a single retailer as of November 3, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578308708
Dimensions6.47 × 6.51 × 4.05 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 Faint Blue
Top View
6.47 mm6.51 mm1.05 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578308708
Side View
Table 57.0%Crown 36.6°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 3
Current: $2,706 AUD|Low: $249 AUD|High: $2,706 AUD|Avg: $1,066 AUD
Brilliant Earth
Retailer 2
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June 20, 2026
Retailer 4$567 AUD
Retailer 10$819 AUD
Retailer 12$902 AUD
Retailer 8$909 AUD
Retailer 5$924 AUD
Retailer 13$1,062 AUD
Retailer 11$1,104 AUD
Retailer 7$1,204 AUD
Retailer 6$1,264 AUD
Retailer 2$1,282 AUD
Retailer 3$1,622 AUD
Retailer 9$1,685 AUD
Retailer 14$1,731 AUD
Brilliant Earth$2,706 AUD

60 data points across 14 retailers

1 retailer

B
Brilliant Earth
11243214A · Nov 3
$2,706 AUD
$1,890 USD
View

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B
1.05ct Round
$2,706 AUD