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Oval|Lab Grown|IGI

1.30ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG818685037

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818685037

Diamond specifications and retailer prices

From £161 GBP
As of November 3, 2026
Save £637 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £798 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown oval diamond

This 1.3ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818685037 or 818685037. Listed at 20 retailers as of November 3, 2026, with prices from £161 to £798, a £637 spread on the same certified stone. MOH London lists it at £798. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685037
Dimensions8.94 × 6.14 × 3.80 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.94 mm6.14 mm1.30 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685037
Side View
Table 59.0%Crown 34.4°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

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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: £798 GBP|Low: £150 GBP|High: £804 GBP|Avg: £431 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 5, 2026
Retailer 10£161 GBP
Retailer 8£179 GBP
Retailer 5£187 GBP
Retailer 17£200 GBP
Retailer 18£200 GBP
Retailer 15£342 GBP
Retailer 13£344 GBP
Retailer 2£367 GBP
Retailer 4£372 GBP
Retailer 11£463 GBP
Retailer 12£488 GBP
Retailer 14£535 GBP
Retailer 3£642 GBP
Retailer 16£644 GBP
Retailer 9£646 GBP
Retailer 7£681 GBP
Retailer 6£693 GBP
MOH London£798 GBP

34 data points across 18 retailers

20 retailers£161 GBP to £798 GBP

A
Cheapest Retailer
-
£161 GBP
A
Retailer 2
-
£179 GBP
View
Final sale: no returns
A
Retailer 3
-
£187 GBP
View
Retailer 4
-
£189 GBP
View
Price last confirmed 47 days ago
A
Retailer 5
-
£200 GBP
View
Retailer 6
-
£200 GBP
View
Price last confirmed 11 days ago
A
Retailer 7
-
£342 GBP
View
A
Retailer 8
-
£344 GBP
View
A
Retailer 9
-
£367 GBP
View
A
Retailer 10
-
£372 GBP
View
B+
Retailer 11
-
£463 GBP
View
B+
Retailer 12
-
£488 GBP
View
Retailer 13
-
£535 GBP
View
Price last confirmed 8 days ago
Retailer 14
-
£593 GBP
View
Price last confirmed 18 days ago
B+
Retailer 15
-
£642 GBP
View
B
Retailer 16
-
£644 GBP
View
B
Retailer 17
-
£646 GBP
View
B
Retailer 18
-
£681 GBP
View
B
Retailer 19
-
£693 GBP
View
Most Expensive
B
MOH London
LG818685037 · Nov 5
£798 GBP
View
19 more retailers have this diamond
Prices start from £161 GBPSave up to £637 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
1.30ct Oval
£161 GBP