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Oval|Lab Grown|IGI

1.29ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG765624341

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG765624341

Diamond specifications and retailer prices

From £241 GBP
$325 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: £241 GBP at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 1.29ct lab-grown oval diamond

This 1.29ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG765624341 or 765624341. Listed at a single retailer as of November 4, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765624341
Dimensions8.98 × 6.09 mm
L/W Ratio1.47
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
8.98 mm6.09 mm1.29 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765624341
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,620 GBP|Low: £182 GBP|High: £2,303 GBP|Avg: £765 GBP|-29.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
William & Sons Jewelers
September 30, 2026
William & Sons Jewelers£241 GBP
Retailer 9£420 GBP
Retailer 8£454 GBP
Retailer 5£481 GBP
Retailer 6£498 GBP
Retailer 7£614 GBP
Retailer 2£640 GBP
Retailer 11£904 GBP
Retailer 4£1,024 GBP
Retailer 10£1,064 GBP
Retailer 3£1,087 GBP
Retailer 1£1,620 GBP

46 data points across 12 retailers

1 retailer

A
William & Sons Jewelers
cert_LG765624341 · Nov 4
£241 GBP
$325 USD
View
Final sale: no returns

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
1.29ct Oval
£241 GBP