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Oval|Lab Grown|IGI

1.00ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG772665075

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772665075

Diamond specifications and retailer prices

From £263 GBP
$353 USD
As of October 28, 2026
Save £118 GBP (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £677 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG772665075 or 772665075. Listed at 3 retailers as of October 28, 2026, with a 45% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772665075
Dimensions7.79 × 5.89 × 3.49 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.79 mm5.89 mm1.00 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772665075
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
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: Oct 28
Current: £677 GBP|Low: £244 GBP|High: £684 GBP|Avg: £431 GBP
MOH London
Retailer 2
Retailer 3
October 25, 2026
Retailer 2£263 GBP
Retailer 3£381 GBP
MOH London£677 GBP

12 data points across 3 retailers

3 retailers£263 GBP to £381 GBP

A
Cheapest Retailer
-
£263 GBP
$353 USD
B+
Retailer 2
-
£381 GBP
$511 USD
View
Most Expensive
MOH London
LG772665075 · Oct 25
£677 GBP
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from £263 GBPSave up to £118 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
1.00ct Oval
£263 GBP