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Round|Lab Grown|IGI

1.40ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG759531857

Shape and cutting style on the report: Round brilliant

Certificate IGI LG759531857

Diamond specifications and retailer prices

From £154 GBP
$206 USD
As of November 1, 2026
Save £1,167 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,321 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 LG759531857 or 759531857. Listed at 21 retailers as of November 1, 2026, with prices from £154 to £1,321, a £1,167 spread on the same certified stone. Do Amore Diamonds lists it at £1,321. 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 angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759531857
Dimensions7.11 × 7.15 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.11 mm7.15 mm1.40 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759531857
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.2%

Caratlytics Score

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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: £1,321 GBP|Low: £132 GBP|High: £1,321 GBP|Avg: £444 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Retailer 19
November 1, 2026
Retailer 3£137 GBP
Retailer 9£154 GBP
Retailer 10£160 GBP
Retailer 4£171 GBP
Retailer 5£171 GBP
Retailer 6£230 GBP
Retailer 17£299 GBP
Retailer 13£325 GBP
Retailer 2£325 GBP
Retailer 14£345 GBP
Retailer 15£436 GBP
Retailer 18£460 GBP
Retailer 19£579 GBP
Retailer 16£587 GBP
Retailer 8£605 GBP
Retailer 11£734 GBP
Retailer 7£854 GBP
Retailer 12£881 GBP
Do Amore Diamonds£1,321 GBP

32 data points across 19 retailers

21 retailers£154 GBP to £1,321 GBP

Retailer 1
-
£137 GBP
$184 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£154 GBP
$206 USD
View
Final sale: no returns
Retailer 3
-
£160 GBP
$214 USD
View
Price last confirmed 12 days ago
Retailer 4
-
£171 GBP
$229 USD
View
Price last confirmed 9 days ago
Retailer 5
-
£171 GBP
$229 USD
View
Price last confirmed 11 days ago
Retailer 6
-
£171 GBP
$229 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
£171 GBP
$229 USD
View
B+
Retailer 8
-
£230 GBP
$308 USD
View
A
Retailer 9
-
£299 GBP
$400 USD
View
A
Retailer 10
-
£325 GBP
View
A
Retailer 11
-
£325 GBP
ZAR 7,036 ZAR
View
A
Retailer 12
-
£345 GBP
View
B+
Retailer 13
-
£436 GBP
A$898 AUD
View
Retailer 14
-
£460 GBP
A$949 AUD
View
Price last confirmed 9 days ago
Retailer 15
-
£579 GBP
$776 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
£587 GBP
A$1,210 AUD
View
Retailer 17
-
£605 GBP
$811 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
£734 GBP
$984 USD
View
B
Retailer 19
-
£854 GBP
$1,145 USD
View
B
Retailer 20
-
£881 GBP
View
Most Expensive
B
Do Amore Diamonds
27-7F8D1B7F4 · Nov 1
£1,321 GBP
$1,770 USD
View
20 more retailers have this diamond
Prices start from £154 GBPSave up to £1,167 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
£154 GBP