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Round|Lab Grown|IGI

1.00ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG839680334

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839680334

Diamond specifications and retailer prices

From £249 GBP
$334 USD
As of October 29, 2026
Save £398 GBP (61%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £647 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839680334 or 839680334. Listed at 4 retailers as of October 29, 2026, with prices from £249 to £647, a £398 spread on the same certified stone. MOH London lists it at £647. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839680334
Dimensions6.40 × 6.36 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.40 mm6.36 mm1.00 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839680334
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.9%

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 29
Current: £647 GBP|Low: £249 GBP|High: £647 GBP|Avg: £400 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 2£249 GBP
Retailer 4£253 GBP
Retailer 3£484 GBP
MOH London£647 GBP

3 data points across 4 retailers

4 retailers£249 GBP to £647 GBP

A
Cheapest Retailer
-
£249 GBP
$334 USD
A
Retailer 2
-
£253 GBP
$339 USD
View
B
Retailer 3
-
£484 GBP
$649 USD
View
Most Expensive
B
MOH London
LG839680334 · Oct 29
£647 GBP
View
3 more retailers have this diamond
Prices start from £249 GBPSave up to £398 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 Round
£249 GBP