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Round|Lab Grown|IGI

1.31ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG710592167

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710592167

Diamond specifications and retailer prices

From $386 AUD
As of November 5, 2026
Save $2,278 AUD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,663 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG710592167 or 710592167. Listed at 23 retailers as of November 5, 2026, with prices from $386 to $2,663, a $2,278 spread on the same certified stone. Brilliant Earth lists it at $2,663. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710592167
Dimensions6.99 × 6.97 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm6.97 mm1.31 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710592167
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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: Nov 5
Current: $2,663 AUD|Low: $386 AUD|High: $2,751 AUD|Avg: $1,107 AUD|-3.2%
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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 14$386 AUD
Retailer 8$448 AUD
Retailer 7$479 AUD
Retailer 10$643 AUD
Retailer 4$713 AUD
Retailer 13$768 AUD
Retailer 2$786 AUD
Retailer 18$825 AUD
Retailer 12$848 AUD
Retailer 15$899 AUD
Retailer 21$934 AUD
Retailer 5$1,077 AUD
Retailer 17$1,175 AUD
Retailer 9$1,266 AUD
Retailer 20$1,383 AUD
Retailer 19$1,471 AUD
Retailer 6$1,540 AUD
Retailer 11$1,613 AUD
Retailer 16$1,912 AUD
Retailer 3$2,256 AUD
Brilliant Earth$2,663 AUD

27 data points across 21 retailers

23 retailers$386 AUD to $2,663 AUD

A
Cheapest Retailer
-
$386 AUD
A
Retailer 2
-
$448 AUD
View
A
Retailer 3
-
$458 AUD
View
Final sale: no returns
A
Retailer 4
-
$479 AUD
View
Retailer 5
-
$508 AUD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$643 AUD
View
A
Retailer 7
-
$713 AUD
View
A
Retailer 8
-
$768 AUD
View
A
Retailer 9
-
$786 AUD
View
A
Retailer 10
-
$825 AUD
View
A
Retailer 11
-
$848 AUD
View
A
Retailer 12
-
$899 AUD
View
B+
Retailer 13
-
$934 AUD
View
B+
Retailer 14
-
$1,077 AUD
View
B+
Retailer 15
-
$1,175 AUD
View
B+
Retailer 16
-
$1,266 AUD
View
Retailer 17
-
$1,383 AUD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$1,471 AUD
View
B+
Retailer 19
-
$1,540 AUD
View
B
Retailer 20
-
$1,613 AUD
View
B+
Retailer 21
-
$1,912 AUD
View
B
Retailer 22
-
$2,256 AUD
View
Most Expensive
B
Brilliant Earth
14531850A · Nov 5
$2,663 AUD
$1,830 USD
View
22 more retailers have this diamond
Prices start from $386 AUDSave up to $2,278 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
1.31ct Round
$386 AUD