Oval|Lab Grown|IGI

1.03ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG825661585

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825661585

Diamond specifications and retailer prices

From £136 GBP
As of November 3, 2026
Save £652 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £787 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825661585 or 825661585. Listed at 13 retailers as of November 2, 2026, with prices from £136 to £787, a £652 spread on the same certified stone. MOH London lists it at £787. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825661585
Dimensions10.10 × 5.29 × 3.14 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.10 mm5.29 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825661585
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.4%

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: £787 GBP|Low: £136 GBP|High: £865 GBP|Avg: £377 GBP|-9.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 13£136 GBP
Retailer 5£183 GBP
Retailer 2£201 GBP
Retailer 12£207 GBP
Retailer 4£250 GBP
Retailer 9£290 GBP
Retailer 7£301 GBP
Retailer 6£333 GBP
Retailer 8£410 GBP
Retailer 10£541 GBP
Retailer 11£572 GBP
Retailer 3£581 GBP
MOH London£787 GBP

31 data points across 13 retailers

13 retailers£136 GBP to £787 GBP

A
Cheapest Retailer
-
£136 GBP
Retailer 2
-
£183 GBP
View
Price last confirmed 19 days ago
A
Retailer 3
-
£201 GBP
View
B+
Retailer 4
-
£207 GBP
View
A
Retailer 5
-
£250 GBP
View
A
Retailer 6
-
£290 GBP
View
A
Retailer 7
-
£301 GBP
View
A
Retailer 8
-
£333 GBP
View
B+
Retailer 9
-
£410 GBP
View
B+
Retailer 10
-
£541 GBP
View
B
Retailer 11
-
£572 GBP
View
B
Retailer 12
-
£581 GBP
View
Most Expensive
B
MOH London
LG825661585 · Nov 2
£787 GBP
View
12 more retailers have this diamond
Prices start from £136 GBPSave up to £652 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
1.03ct Oval
£136 GBP