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Oval|Lab Grown|IGI

1.01ct K VS1 Oval Lab Grown Diamond

ID • K/VS1 • IGI LG828657658

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828657658

Diamond specifications and retailer prices

From £508 GBP
As of November 4, 2026
Save £1,014 GBP (67%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,522 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.01ct lab-grown oval diamond

This 1.01ct lab-grown oval sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828657658 or 828657658. Listed at 9 retailers as of November 3, 2026, with prices from £508 to £1,522, a £1,014 spread on the same certified stone. MOH London lists it at £1,522. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828657658
Dimensions9.01 × 5.30 × 3.33 mm
L/W Ratio1.70
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
9.01 mm5.30 mm1.01 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828657658
Side View
Table 63.0%Crown 38.2°Girdle: MED-STKPavilion 40.5°CuletDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,522 GBP|Low: £379 GBP|High: £1,900 GBP|Avg: £869 GBP|+1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5£450 GBP
Retailer 6£508 GBP
Retailer 3£523 GBP
Retailer 2£714 GBP
Retailer 4£1,114 GBP
MOH London£1,522 GBP

24 data points across 6 retailers

9 retailers£508 GBP to £1,522 GBP

Retailer 1
-
£306 GBP
Price last confirmed 39 days ago
Retailer 2
-
£339 GBP
View
Price last confirmed 42 days ago
Retailer 3
-
£374 GBP
View
Price last confirmed 38 days ago
B+
Retailer 4
-
£508 GBP
View
B+
Retailer 5
-
£523 GBP
View
B+
Retailer 6
-
£714 GBP
View
B
Retailer 7
-
£1,114 GBP
View
Retailer 8
-
£1,219 GBP
View
Price last confirmed 37 days ago
Most Expensive
B
MOH London
LG828657658 · Nov 3
£1,522 GBP
View
8 more retailers have this diamond
Prices start from £508 GBPSave up to £1,014 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.

B+
1.01ct Oval
£508 GBP