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Round|Lab Grown|IGI

1.18ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2

Diamond specifications and retailer prices

From £374 GBP
$502 USD
As of November 2, 2026
Save £481 GBP (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £855 GBP at Diamond Exchange Canada · As of November 2, 2026
View at Diamond Exchange Canada

About this 1.18ct lab-grown round diamond

This 1.18ct 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. Listed at 2 retailers as of November 2, 2026, with prices from £374 to £855, a £481 spread on the same certified stone. Diamond Exchange Canada lists it at £855. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.76 × 6.80 × 4.18 mm
L/W Ratio1.01
Top View
6.76 mm6.80 mm1.18 ctI / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £855 GBP|Low: £374 GBP|High: £855 GBP|Avg: £614 GBP
Diamond Exchange Canada
Retailer 2
October 17, 2026
Retailer 2£374 GBP
Diamond Exchange Canada£855 GBP

2 data points across 2 retailers

2 retailers£374 GBP to £855 GBP

B+
Cheapest Retailer
-
£374 GBP
$502 USD
Most Expensive
C
Diamond Exchange Canada
1960631635 · Nov 2
£855 GBP
CA$1,593 CAD
View
1 more retailer has this diamond
Prices start from £374 GBPSave up to £481 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+
1.18ct Round
£374 GBP