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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG761553017

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG761553017

Diamond specifications and retailer prices

From $827 AUD
As of November 4, 2026
Save $4,291 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,118 AUD at Brilliant Earth · As of November 3, 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 LG761553017 or 761553017. Listed at 16 retailers as of November 3, 2026, with prices from $827 to $5,118, a $4,291 spread on the same certified stone. Brilliant Earth lists it at $5,118. 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 angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761553017
Dimensions8.64 × 6.15 × 3.73 mm
L/W Ratio1.40
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
8.64 mm6.15 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761553017
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.1%

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 4
Current: $5,118 AUD|Low: $827 AUD|High: $5,118 AUD|Avg: $2,109 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
November 5, 2026
Retailer 14$827 AUD
Retailer 13$915 AUD
Retailer 12$947 AUD
Retailer 10$1,112 AUD
Retailer 6$1,215 AUD
Retailer 4$1,226 AUD
Retailer 7$1,394 AUD
Retailer 9$1,577 AUD
Retailer 8$2,161 AUD
Retailer 11$2,435 AUD
Retailer 5$2,892 AUD
Retailer 3$3,146 AUD
Retailer 2$3,809 AUD
Brilliant Earth$5,118 AUD

45 data points across 14 retailers

16 retailers$827 AUD to $5,118 AUD

A
Cheapest Retailer
-
$827 AUD
Final sale: no returns
Retailer 2
-
$915 AUD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
$1,112 AUD
View
B+
Retailer 4
-
$1,215 AUD
View
B+
Retailer 5
-
$1,226 AUD
View
B+
Retailer 6
-
$1,292 AUD
View
B+
Retailer 7
-
$1,394 AUD
View
B+
Retailer 8
-
$1,577 AUD
View
B
Retailer 9
-
$2,161 AUD
View
B
Retailer 10
-
$2,435 AUD
View
B
Retailer 11
-
$2,671 AUD
View
B
Retailer 12
-
$2,892 AUD
View
B
Retailer 13
-
$2,975 AUD
View
B
Retailer 14
-
$3,146 AUD
View
B
Retailer 15
-
$3,809 AUD
View
Most Expensive
B
Brilliant Earth
20045955A · Nov 3
$5,118 AUD
$3,590 USD
View
15 more retailers have this diamond
Prices start from $827 AUDSave up to $4,291 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
$827 AUD