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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG776689594

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG776689594

Diamond specifications and retailer prices

From $378 AUD
As of November 3, 2026
Save $2,402 AUD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,780 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 LG776689594 or 776689594. Listed at 23 retailers as of November 3, 2026, with prices from $378 to $2,780, a $2,402 spread on the same certified stone. Brilliant Earth lists it at $2,780. 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 angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776689594
Dimensions8.99 × 6.03 × 3.74 mm
L/W Ratio1.49
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
8.99 mm6.03 mm1.25 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776689594
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.0%

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: Nov 3
Current: $2,780 AUD|Low: $362 AUD|High: $3,920 AUD|Avg: $1,094 AUD|-29.1%
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
Retailer 16
November 5, 2026
Retailer 16$378 AUD
Retailer 8$421 AUD
Retailer 7$438 AUD
Retailer 3$469 AUD
Retailer 13$698 AUD
Retailer 12$770 AUD
Retailer 4$778 AUD
Retailer 10$807 AUD
Retailer 6$827 AUD
Retailer 2$888 AUD
Retailer 9$1,149 AUD
Retailer 15$1,438 AUD
Retailer 5$1,505 AUD
Retailer 11$1,876 AUD
Retailer 14$2,281 AUD
Brilliant Earth$2,780 AUD

44 data points across 16 retailers

23 retailers$378 AUD to $2,780 AUD

A
Cheapest Retailer
-
$378 AUD
A
Retailer 2
-
$421 AUD
View
Final sale: no returns
A
Retailer 3
-
$438 AUD
View
Retailer 4
-
$469 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$469 AUD
View
A
Retailer 6
-
$529 AUD
View
A
Retailer 7
-
$698 AUD
View
A
Retailer 8
-
$770 AUD
View
A
Retailer 9
-
$778 AUD
View
A
Retailer 10
-
$807 AUD
View
A
Retailer 11
-
$827 AUD
View
A
Retailer 12
-
$888 AUD
View
B+
Retailer 13
-
$1,149 AUD
View
B+
Retailer 14
-
$1,167 AUD
View
B+
Retailer 15
-
$1,438 AUD
View
B+
Retailer 16
-
$1,505 AUD
View
B+
Retailer 17
-
$1,508 AUD
View
B
Retailer 18
-
$1,578 AUD
View
B
Retailer 19
-
$1,825 AUD
View
B+
Retailer 20
-
$1,876 AUD
View
B
Retailer 21
-
$1,996 AUD
View
Retailer 22
-
$2,281 AUD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
19064303A · Nov 4
$2,780 AUD
$1,950 USD
View
22 more retailers have this diamond
Prices start from $378 AUDSave up to $2,402 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
$378 AUD