Oval|Lab Grown|IGI

1.21ct F VVS2 Oval Lab Grown Diamond

ID • F/VVS2 • IGI LG852634490

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG852634490

Diamond specifications and retailer prices

From £148 GBP
As of November 4, 2026
Save £439 GBP (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £587 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG852634490 or 852634490. Listed at 11 retailers as of November 4, 2026, with prices from £148 to £587, a £439 spread on the same certified stone. Brilliant Earth lists it at £587. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852634490
Dimensions5.99 × 8.93 × 3.59 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm8.93 mm1.21 ctF / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG852634490
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £587 GBP|Low: £148 GBP|High: £587 GBP|Avg: £361 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8£148 GBP
Retailer 6£164 GBP
Retailer 7£181 GBP
Retailer 5£181 GBP
Retailer 10£291 GBP
Retailer 4£291 GBP
Retailer 2£344 GBP
Retailer 11£535 GBP
Retailer 3£544 GBP
Retailer 9£567 GBP
Brilliant Earth£587 GBP

3 data points across 11 retailers

11 retailers£148 GBP to £587 GBP

A
Cheapest Retailer
-
£148 GBP
Final sale: no returns
A
Retailer 2
-
£164 GBP
View
A
Retailer 3
-
£181 GBP
View
A
Retailer 4
-
£181 GBP
View
A
Retailer 5
-
£291 GBP
View
A
Retailer 6
-
£291 GBP
View
A
Retailer 7
-
£344 GBP
View
B
Retailer 8
-
£535 GBP
View
B
Retailer 9
-
£544 GBP
View
B+
Retailer 10
-
£567 GBP
View
Most Expensive
B
Brilliant Earth
22505978A · Nov 4
£587 GBP
$790 USD
View
10 more retailers have this diamond
Prices start from £148 GBPSave up to £439 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
1.21ct Oval
£148 GBP