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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG811641231

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811641231

Diamond specifications and retailer prices

From $326 SGD
$255 USD
As of November 3, 2026
Save $2,040 SGD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,366 SGD 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 LG811641231 or 811641231. Listed at 21 retailers as of November 3, 2026, with prices from $326 to $2,366, a $2,040 spread on the same certified stone. Brilliant Earth lists it at $2,366. 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 angle33.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811641231
Dimensions8.81 × 6.07 × 3.80 mm
L/W Ratio1.45
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
8.81 mm6.07 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811641231
Side View
Table 58.0%Crown 33.9°Girdle: THN-THKPavilion 40.3°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $2,366 SGD|Low: $289 SGD|High: $2,826 SGD|Avg: $1,041 SGD|-16.3%
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 3, 2026
Retailer 7$301 SGD
Retailer 3$326 SGD
Retailer 8$373 SGD
Retailer 14$512 SGD
Retailer 12$604 SGD
Retailer 10$625 SGD
Retailer 2$676 SGD
Retailer 4$785 SGD
Retailer 9$884 SGD
Retailer 13$939 SGD
Retailer 16$1,031 SGD
Retailer 5$1,230 SGD
Retailer 11$1,449 SGD
Retailer 15$1,641 SGD
Retailer 6$2,059 SGD
Brilliant Earth$2,366 SGD

35 data points across 16 retailers

21 retailers$326 SGD to $2,366 SGD

Retailer 1
-
$301 SGD
$235 USD
Price last confirmed 23 days ago
Retailer 2
-
$309 SGD
$242 USD
View
Price last confirmed 41 days ago
A
Retailer 3
-
$326 SGD
$255 USD
View
Final sale: no returns
Retailer 4
-
$359 SGD
$281 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$373 SGD
$292 USD
View
Price last confirmed 22 days ago
Retailer 6
-
$373 SGD
$292 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$379 SGD
$296 USD
View
Price last confirmed 39 days ago
A
Retailer 8
-
$512 SGD
$400 USD
View
A
Retailer 9
-
$604 SGD
€450 EUR
View
A
Retailer 10
-
$625 SGD
ZAR 7,889 ZAR
View
A
Retailer 11
-
$676 SGD
£416 GBP
View
A
Retailer 12
-
$785 SGD
$614 USD
View
A
Retailer 13
-
$884 SGD
A$1,064 AUD
View
B+
Retailer 14
-
$939 SGD
$734 USD
View
B+
Retailer 15
-
$1,031 SGD
$806 USD
View
Retailer 16
-
$1,198 SGD
$937 USD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
$1,230 SGD
$962 USD
View
B+
Retailer 18
-
$1,449 SGD
£892 GBP
View
B
Retailer 19
-
$1,641 SGD
$1,283 USD
View
Retailer 20
-
$2,059 SGD
$1,610 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21016039A · Nov 3
$2,366 SGD
$1,850 USD
View
20 more retailers have this diamond
Prices start from $326 SGDSave up to $2,040 SGD

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
$326 SGD