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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG782689094

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG782689094

Diamond specifications and retailer prices

From $298 AUD
As of November 3, 2026
Save $2,339 AUD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,637 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.25ct lab-grown oval diamond

This 1.25ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782689094 or 782689094. Listed at 22 retailers as of November 3, 2026, with prices from $298 to $2,637, a $2,339 spread on the same certified stone. Brilliant Earth lists it at $2,637. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782689094
Dimensions8.57 × 6.08 × 3.75 mm
L/W Ratio1.41
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
8.57 mm6.08 mm1.25 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782689094
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.7%

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 3
Current: $2,637 AUD|Low: $298 AUD|High: $3,065 AUD|Avg: $993 AUD|-14.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
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Retailer 21
November 5, 2026
Retailer 9$298 AUD
Retailer 20$334 AUD
Retailer 7$345 AUD
Retailer 21$369 AUD
Retailer 12$378 AUD
Retailer 13$379 AUD
Retailer 3$520 AUD
Retailer 18$620 AUD
Retailer 16$636 AUD
Retailer 2$674 AUD
Retailer 8$790 AUD
Retailer 10$825 AUD
Retailer 15$902 AUD
Retailer 19$945 AUD
Retailer 6$1,139 AUD
Retailer 5$1,186 AUD
Retailer 11$1,262 AUD
Retailer 17$1,478 AUD
Retailer 4$1,741 AUD
Retailer 14$2,295 AUD
Brilliant Earth$2,637 AUD

29 data points across 21 retailers

22 retailers$298 AUD to $2,637 AUD

A
Cheapest Retailer
-
$298 AUD
A
Retailer 2
-
$334 AUD
View
Final sale: no returns
A
Retailer 3
-
$345 AUD
View
A
Retailer 4
-
$369 AUD
View
Retailer 5
-
$378 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$379 AUD
View
B+
Retailer 7
-
$520 AUD
View
A
Retailer 8
-
$620 AUD
View
A
Retailer 9
-
$636 AUD
View
A
Retailer 10
-
$674 AUD
View
A
Retailer 11
-
$790 AUD
View
A
Retailer 12
-
$825 AUD
View
A
Retailer 13
-
$902 AUD
View
B+
Retailer 14
-
$945 AUD
View
B+
Retailer 15
-
$1,139 AUD
View
B+
Retailer 16
-
$1,186 AUD
View
Retailer 17
-
$1,220 AUD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
$1,262 AUD
View
B+
Retailer 19
-
$1,478 AUD
View
B
Retailer 20
-
$1,741 AUD
View
Retailer 21
-
$2,295 AUD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
18328109A · Nov 4
$2,637 AUD
$1,850 USD
View
21 more retailers have this diamond
Prices start from $298 AUDSave up to $2,339 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
1.25ct Oval
$298 AUD