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Round|Lab Grown|IGI

1.40ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG825687230

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825687230

Diamond specifications and retailer prices

From £152 GBP
$203 USD
As of October 26, 2026
Save £494 GBP (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £899 GBP at Reve Diamonds · As of October 25, 2026
View at Reve 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 LG825687230 or 825687230. Listed at 22 retailers as of October 26, 2026, with a 326% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825687230
Dimensions7.12 × 7.16 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.12 mm7.16 mm1.40 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825687230
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

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: Oct 26
Current: £305 GBP|Low: £146 GBP|High: £900 GBP|Avg: £433 GBP|+0.8%
Retailer 1
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Retailer 22
Reve Diamonds
October 31, 2026
Retailer 8£152 GBP
Retailer 9£169 GBP
Retailer 13£176 GBP
Retailer 15£188 GBP
Retailer 14£210 GBP
Retailer 1£305 GBP
Retailer 3£318 GBP
Retailer 7£326 GBP
Retailer 6£327 GBP
Retailer 22£343 GBP
Retailer 17£388 GBP
Retailer 12£402 GBP
Retailer 21£460 GBP
Retailer 16£478 GBP
Retailer 4£481 GBP
Retailer 5£575 GBP
Retailer 20£582 GBP
Retailer 10£605 GBP
Retailer 19£608 GBP
Retailer 18£632 GBP
Retailer 11£645 GBP
Retailer 2£881 GBP
Reve Diamonds£899 GBP

38 data points across 23 retailers

22 retailers£152 GBP to £645 GBP

A
Cheapest Retailer
-
£152 GBP
$203 USD
A
Retailer 2
-
£176 GBP
$236 USD
View
Retailer 3
-
£188 GBP
$252 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
£210 GBP
HK$2,200 HKD
View
A
Retailer 5
-
£305 GBP
€389 EUR
View
Retailer 6
-
£318 GBP
ZAR 6,891 ZAR
View
Price last confirmed 9 days ago
Retailer 7
-
£326 GBP
$437 USD
View
Price last confirmed 7 days ago
Retailer 8
-
£327 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
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£343 GBP
View
B+
Retailer 10
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£388 GBP
$520 USD
View
B+
Retailer 11
-
£402 GBP
A$828 AUD
View
B+
Retailer 12
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£460 GBP
A$949 AUD
View
B+
Retailer 13
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£478 GBP
$641 USD
View
Retailer 14
-
£481 GBP
$645 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
£575 GBP
$770 USD
View
B
Retailer 16
-
£582 GBP
A$1,199 AUD
View
Retailer 17
-
£605 GBP
$811 USD
View
Price last confirmed 8 days ago
B
Retailer 18
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£608 GBP
SGD 1,100 SGD
View
B
Retailer 19
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£632 GBP
$847 USD
View
B
Retailer 20
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£645 GBP
$864 USD
View
Retailer 21
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£881 GBP
View
Price last confirmed 7 days ago
Most Expensive
Reve Diamonds
B6CA9ADB0 · Oct 25
£899 GBP
$1,205 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from £152 GBPSave up to £494 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
£152 GBP