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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG761556012

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG761556012

Diamond specifications and retailer prices

From £432 GBP
$580 USD
As of November 3, 2026
Save £2,244 GBP (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,677 GBP 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 LG761556012 or 761556012. Listed at 16 retailers as of November 3, 2026, with prices from £432 to £2,677, a £2,244 spread on the same certified stone. Brilliant Earth lists it at £2,677. 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 angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761556012
Dimensions8.69 × 5.97 × 3.73 mm
L/W Ratio1.46
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
8.69 mm5.97 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761556012
Side View
Table 60.0%Crown 34.2°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 62.4%

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: £2,677 GBP|Low: £432 GBP|High: £2,677 GBP|Avg: £1,108 GBP
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 3, 2026
Retailer 14£432 GBP
Retailer 13£495 GBP
Retailer 10£582 GBP
Retailer 6£635 GBP
Retailer 4£641 GBP
Retailer 12£712 GBP
Retailer 2£742 GBP
Retailer 9£825 GBP
Retailer 8£1,130 GBP
Retailer 11£1,274 GBP
Retailer 5£1,514 GBP
Retailer 3£1,646 GBP
Retailer 7£1,998 GBP
Brilliant Earth£2,677 GBP

44 data points across 14 retailers

16 retailers£432 GBP to £2,677 GBP

A
Cheapest Retailer
-
£432 GBP
$580 USD
Final sale: no returns
B+
Retailer 2
-
£582 GBP
$780 USD
View
B+
Retailer 3
-
£635 GBP
$852 USD
View
B+
Retailer 4
-
£641 GBP
$860 USD
View
B+
Retailer 5
-
£676 GBP
$906 USD
View
B+
Retailer 6
-
£712 GBP
A$1,468 AUD
View
B+
Retailer 7
-
£742 GBP
View
B+
Retailer 8
-
£825 GBP
ZAR 17,882 ZAR
View
B
Retailer 9
-
£1,130 GBP
$1,516 USD
View
B
Retailer 10
-
£1,274 GBP
€1,627 EUR
View
B
Retailer 11
-
£1,398 GBP
View
B
Retailer 12
-
£1,514 GBP
SGD 2,743 SGD
View
B
Retailer 13
-
£1,557 GBP
$2,087 USD
View
B
Retailer 14
-
£1,646 GBP
$2,207 USD
View
B
Retailer 15
-
£1,998 GBP
View
Most Expensive
B
Brilliant Earth
20046493A · Nov 3
£2,677 GBP
$3,590 USD
View
15 more retailers have this diamond
Prices start from £432 GBPSave up to £2,244 GBP

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
£432 GBP