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Round|Lab Grown|IGI

1.40ct F VVS1 Round Lab Grown Diamond

EX • F/VVS1

Diamond specifications and retailer prices

From £277 GBP
$371 USD
As of October 31, 2026
Save £509 GBP (65%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £786 GBP at The Diamond Guys · As of November 2, 2026
View at The Diamond Guys

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 31, 2026, with prices from £277 to £786, a £509 spread on the same certified stone. The Diamond Guys lists it at £786. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.10 × 7.14 × 4.48 mm
L/W Ratio1.01
Top View
7.10 mm7.14 mm1.40 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.0%

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 31
Current: £362 GBP|Low: £269 GBP|High: £786 GBP|Avg: £505 GBP|-0.1%
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
November 1, 2026
Retailer 2£277 GBP
Retailer 1£362 GBP
Retailer 3£594 GBP
The Diamond Guys£786 GBP

36 data points across 4 retailers

4 retailers£277 GBP to £786 GBP

A
Cheapest Retailer
-
£277 GBP
$371 USD
A
Retailer 2
-
£362 GBP
View
B
Retailer 3
-
£594 GBP
CA$1,106 CAD
View
Most Expensive
B
The Diamond Guys
1963392243 · Nov 2
£786 GBP
$1,053 USD
View
3 more retailers have this diamond
Prices start from £277 GBPSave up to £509 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
1.40ct Round
£277 GBP