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Oval|Lab Grown|IGI

1.05ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG818685040

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818685040

Diamond specifications and retailer prices

From £149 GBP
$200 USD
As of November 1, 2026
Save £628 GBP (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £777 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.05ct lab-grown oval diamond

This 1.05ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818685040 or 818685040. Listed at 13 retailers as of October 26, 2026, with prices from £149 to £777, a £628 spread on the same certified stone. MOH London lists it at £777. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685040
Dimensions8.49 × 5.64 × 3.43 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.49 mm5.64 mm1.05 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685040
Side View
Table 59.0%Crown 34.5°Girdle: THN-MEDPavilion 38.9°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £777 GBP|Low: £146 GBP|High: £777 GBP|Avg: £420 GBP|+4.1%
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 1, 2026
Retailer 3£149 GBP
Retailer 6£203 GBP
Retailer 12£258 GBP
Retailer 2£287 GBP
Retailer 9£295 GBP
Retailer 7£299 GBP
Retailer 8£381 GBP
Retailer 10£405 GBP
Retailer 4£452 GBP
Retailer 13£558 GBP
Retailer 11£563 GBP
Retailer 5£574 GBP
MOH London£777 GBP

41 data points across 13 retailers

13 retailers£149 GBP to £777 GBP

A
Cheapest Retailer
-
£149 GBP
$200 USD
Final sale: no returns
A
Retailer 2
-
£203 GBP
View
A
Retailer 3
-
£258 GBP
$346 USD
View
A
Retailer 4
-
£287 GBP
ZAR 6,205 ZAR
View
A
Retailer 5
-
£295 GBP
$395 USD
View
A
Retailer 6
-
£299 GBP
View
B+
Retailer 7
-
£381 GBP
$510 USD
View
B+
Retailer 8
-
£405 GBP
A$835 AUD
View
B+
Retailer 9
-
£452 GBP
SGD 818 SGD
View
B
Retailer 10
-
£558 GBP
$747 USD
View
B
Retailer 11
-
£563 GBP
$755 USD
View
B
Retailer 12
-
£574 GBP
$769 USD
View
Most Expensive
B
MOH London
LG818685040 · Oct 26
£777 GBP
View
12 more retailers have this diamond
Prices start from £149 GBPSave up to £628 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
1.05ct Oval
£149 GBP