Round|Lab Grown|IGI

1.54ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG762521791

Shape and cutting style on the report: Round brilliant

Certificate IGI LG762521791

Diamond specifications and retailer prices

From £381 GBP
As of October 25, 2026
Save £304 GBP (44%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,019 GBP at Queensmith · As of October 23, 2026
View at Queensmith

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG762521791 or 762521791. Listed at 25 retailers as of October 24, 2026, with a 80% 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

1.54
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762521791
Dimensions7.45 × 7.50 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.45 mm7.50 mm1.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762521791
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: £381 GBP|Low: £165 GBP|High: £963 GBP|Avg: £506 GBP|-0.6%
Retailer 1
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Retailer 22
October 25, 2026
Retailer 22£172 GBP
Retailer 11£193 GBP
Retailer 5£199 GBP
Retailer 4£213 GBP
Retailer 6£239 GBP
Retailer 15£287 GBP
Retailer 18£360 GBP
Retailer 1£381 GBP
Retailer 12£385 GBP
Retailer 3£431 GBP
Retailer 7£432 GBP
Retailer 9£458 GBP
Retailer 16£496 GBP
Retailer 20£557 GBP
Retailer 8£684 GBP
Retailer 13£690 GBP
Retailer 14£724 GBP
Retailer 17£766 GBP
Retailer 21£836 GBP
Retailer 19£858 GBP
Retailer 2£896 GBP
Retailer 10£963 GBP

34 data points across 22 retailers

25 retailers£381 GBP to £684 GBP

Retailer 1
-
£172 GBP
$230 USD
Price last confirmed 8 days ago
Retailer 2
-
£199 GBP
$267 USD
View
Price last confirmed 7 days ago
Retailer 3
-
£213 GBP
$285 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£213 GBP
$285 USD
View
Price last confirmed 15 days ago
Retailer 5
-
£239 GBP
HK$2,500 HKD
View
Price last confirmed 7 days ago
Retailer 6
-
£287 GBP
$385 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£360 GBP
ZAR 7,795 ZAR
View
Price last confirmed 7 days ago
A
Retailer 8
-
£381 GBP
View
A
Retailer 9
-
£385 GBP
€491 EUR
View
A
Retailer 10
-
£431 GBP
A$888 AUD
View
Retailer 11
-
£432 GBP
$579 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£458 GBP
$614 USD
View
Retailer 13
-
£496 GBP
A$1,023 AUD
View
Price last confirmed 7 days ago
Retailer 14
-
£557 GBP
$746 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£684 GBP
$917 USD
View
Retailer 16
-
£690 GBP
SGD 1,249 SGD
View
Price last confirmed 8 days ago
Retailer 17
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£724 GBP
$970 USD
View
Price last confirmed 7 days ago
Retailer 18
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£731 GBP
$979 USD
View
Price last confirmed 7 days ago
Retailer 19
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£766 GBP
$1,027 USD
View
Price last confirmed 7 days ago
Retailer 20
-
£836 GBP
$1,120 USD
View
Price last confirmed 9 days ago
Retailer 21
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£858 GBP
View
Price last confirmed 10 days ago
Retailer 22
-
£896 GBP
A$1,848 AUD
View
Price last confirmed 23 days ago
Retailer 23
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£963 GBP
$1,290 USD
View
Price last confirmed 8 days ago
Retailer 24
-
£1,179 GBP
$1,580 USD
View
Price last confirmed 27 days ago
Most Expensive
Queensmith
LG762521791 · Oct 23
£2,019 GBP
View
Price last confirmed 7 days ago
24 more retailers have this diamond
Prices start from £381 GBPSave up to £304 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
1.54ct Round
£381 GBP