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Round|Lab Grown|IGI

1.40ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG786694182

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786694182

Diamond specifications and retailer prices

From £163 GBP
$218 USD
As of November 1, 2026
Save £651 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £814 GBP at MOH London · As of October 29, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786694182 or 786694182. Listed at 19 retailers as of October 29, 2026, with prices from £163 to £814, a £651 spread on the same certified stone. MOH London lists it at £814. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786694182
Dimensions7.14 × 7.09 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.14 mm7.09 mm1.40 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786694182
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Nov 1
Current: £814 GBP|Low: £157 GBP|High: £819 GBP|Avg: £403 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 3£163 GBP
Retailer 5£189 GBP
Retailer 4£202 GBP
Retailer 6£202 GBP
Retailer 12£272 GBP
Retailer 11£335 GBP
Retailer 9£348 GBP
Retailer 2£349 GBP
Retailer 10£374 GBP
Retailer 8£388 GBP
Retailer 15£416 GBP
Retailer 14£494 GBP
Retailer 13£587 GBP
Retailer 7£649 GBP
Retailer 16£652 GBP
MOH London£814 GBP

40 data points across 16 retailers

19 retailers£163 GBP to £814 GBP

A
Cheapest Retailer
-
£163 GBP
$218 USD
A
Retailer 2
-
£189 GBP
$253 USD
View
A
Retailer 3
-
£202 GBP
$271 USD
View
Retailer 4
-
£202 GBP
$271 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£272 GBP
$365 USD
View
A
Retailer 6
-
£335 GBP
€427 EUR
View
A
Retailer 7
-
£348 GBP
View
A
Retailer 8
-
£349 GBP
ZAR 7,548 ZAR
View
B+
Retailer 9
-
£374 GBP
View
B+
Retailer 10
-
£382 GBP
$512 USD
View
B+
Retailer 11
-
£388 GBP
$520 USD
View
B+
Retailer 12
-
£416 GBP
A$858 AUD
View
B+
Retailer 13
-
£494 GBP
A$1,018 AUD
View
B+
Retailer 14
-
£587 GBP
A$1,210 AUD
View
B
Retailer 15
-
£649 GBP
$870 USD
View
B
Retailer 16
-
£652 GBP
$873 USD
View
B
Retailer 17
-
£689 GBP
$923 USD
View
B
Retailer 18
-
£694 GBP
$930 USD
View
Most Expensive
B
MOH London
LG786694182 · Oct 29
£814 GBP
View
18 more retailers have this diamond
Prices start from £163 GBPSave up to £651 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
£163 GBP