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Oval|Lab Grown|IGI

1.08ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG631459750

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG631459750

Diamond specifications and retailer prices

From £847 GBP
As of November 4, 2026
Save £646 GBP (43%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,493 GBP at Kay Jewelers · As of November 5, 2026
View at Kay Jewelers

About this 1.08ct lab-grown oval diamond

This 1.08ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG631459750 or 631459750. Listed at 3 retailers as of November 4, 2026, with prices from £847 to £1,493, a £646 spread on the same certified stone. Kay Jewelers lists it at £1,493. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.08
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631459750
Dimensions8.54 × 5.84 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
8.54 mm5.84 mm1.08 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631459750
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £1,493 GBP|Low: £847 GBP|High: £1,857 GBP|Avg: £1,432 GBP|-19.6%
Kay Jewelers
Retailer 2
Retailer 3
August 2, 2026
Retailer 3£847 GBP
Kay Jewelers£1,493 GBP
Retailer 2£1,493 GBP

8 data points across 3 retailers

3 retailers£847 GBP to £1,493 GBP

B+
Cheapest Retailer
-
£847 GBP
B
Retailer 2
-
£1,493 GBP
View
Most Expensive
B
Kay Jewelers
251862340 · Nov 5
£1,493 GBP
$2,010 USD
View
2 more retailers have this diamond
Prices start from £847 GBPSave up to £646 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.

B+
1.08ct Oval
£847 GBP