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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG811647552

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811647552

Diamond specifications and retailer prices

From $884 AUD
As of November 4, 2026
Save $3,778 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,661 AUD at Brilliant Earth · As of November 2, 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 LG811647552 or 811647552. Listed at 20 retailers as of November 2, 2026, with prices from $884 to $4,661, a $3,778 spread on the same certified stone. Brilliant Earth lists it at $4,661. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811647552
Dimensions8.79 × 6.02 × 3.74 mm
L/W Ratio1.46
Girdle conditionFaceted
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
8.79 mm6.02 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811647552
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,661 AUD|Low: $884 AUD|High: $4,661 AUD|Avg: $2,177 AUD
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
November 5, 2026
Retailer 7$884 AUD
Retailer 8$1,006 AUD
Retailer 13$1,169 AUD
Retailer 6$1,309 AUD
Retailer 12$1,490 AUD
Retailer 2$1,512 AUD
Retailer 10$1,689 AUD
Retailer 15$2,160 AUD
Retailer 9$2,228 AUD
Retailer 4$2,324 AUD
Retailer 14$2,388 AUD
Retailer 3$2,845 AUD
Retailer 5$3,313 AUD
Retailer 11$4,254 AUD
Brilliant Earth$4,661 AUD

36 data points across 15 retailers

20 retailers$884 AUD to $4,661 AUD

A
Cheapest Retailer
-
$884 AUD
Final sale: no returns
Retailer 2
-
$979 AUD
View
Price last confirmed 24 days ago
A
Retailer 3
-
$1,006 AUD
View
B+
Retailer 4
-
$1,169 AUD
View
B+
Retailer 5
-
$1,273 AUD
View
B+
Retailer 6
-
$1,309 AUD
View
B+
Retailer 7
-
$1,314 AUD
View
B+
Retailer 8
-
$1,490 AUD
View
B+
Retailer 9
-
$1,512 AUD
View
B+
Retailer 10
-
$1,689 AUD
View
B+
Retailer 11
-
$2,160 AUD
View
B+
Retailer 12
-
$2,228 AUD
View
Retailer 13
-
$2,324 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$2,388 AUD
View
B
Retailer 15
-
$2,845 AUD
View
B
Retailer 16
-
$3,099 AUD
View
B
Retailer 17
-
$3,177 AUD
View
B
Retailer 18
-
$3,313 AUD
View
B
Retailer 19
-
$4,254 AUD
View
Most Expensive
B
Brilliant Earth
21617647A · Nov 2
$4,661 AUD
$3,270 USD
View
19 more retailers have this diamond
Prices start from $884 AUDSave up to $3,778 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
$884 AUD