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Round|Lab Grown|IGI

1.54ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG794631520

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794631520

Diamond specifications and retailer prices

From £166 GBP
$222 USD
As of November 1, 2026
Save £1,586 GBP (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,752 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794631520 or 794631520. Listed at 25 retailers as of November 1, 2026, with prices from £166 to £1,752, a £1,586 spread on the same certified stone. The Diamond Guys lists it at £1,752. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794631520
Dimensions7.33 × 7.39 × 4.57 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
7.33 mm7.39 mm1.54 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794631520
Side View
Table 57.0%Crown 34.9°Girdle: Slightly ThickPavilion 40.7°Culet: NoneDepth 62.1%

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: £379 GBP|Low: £164 GBP|High: £1,752 GBP|Avg: £538 GBP|+4.1%
Retailer 1
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Retailer 21
The Diamond Guys
November 2, 2026
Retailer 11£166 GBP
Retailer 19£188 GBP
Retailer 2£193 GBP
Retailer 6£206 GBP
Retailer 7£206 GBP
Retailer 16£309 GBP
Retailer 8£352 GBP
Retailer 12£355 GBP
Retailer 4£361 GBP
Retailer 1£379 GBP
Retailer 18£388 GBP
Retailer 5£396 GBP
Retailer 3£431 GBP
Retailer 20£480 GBP
Retailer 21£563 GBP
Retailer 13£661 GBP
Retailer 10£700 GBP
Retailer 15£825 GBP
Retailer 17£837 GBP
Retailer 9£944 GBP
Retailer 14£1,214 GBP
The Diamond Guys£1,752 GBP

30 data points across 22 retailers

25 retailers£166 GBP to £1,752 GBP

A
Cheapest Retailer
-
£166 GBP
$222 USD
A
Retailer 2
-
£188 GBP
$252 USD
View
Final sale: no returns
A
Retailer 3
-
£193 GBP
$258 USD
View
Retailer 4
-
£206 GBP
$276 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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£206 GBP
$276 USD
View
A
Retailer 6
-
£309 GBP
View
A
Retailer 7
-
£352 GBP
$471 USD
View
A
Retailer 8
-
£355 GBP
ZAR 7,686 ZAR
View
A
Retailer 9
-
£361 GBP
$484 USD
View
A
Retailer 10
-
£379 GBP
View
A
Retailer 11
-
£388 GBP
€495 EUR
View
A
Retailer 12
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£396 GBP
$530 USD
View
B+
Retailer 13
-
£431 GBP
A$888 AUD
View
B+
Retailer 14
-
£480 GBP
A$990 AUD
View
B
Retailer 15
-
£563 GBP
$754 USD
View
B+
Retailer 16
-
£661 GBP
$886 USD
View
Retailer 17
-
£662 GBP
$886 USD
View
Price last confirmed 105 days ago
B
Retailer 18
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£700 GBP
$938 USD
View
B+
Retailer 19
-
£773 GBP
$1,036 USD
View
B
Retailer 20
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£825 GBP
View
B
Retailer 21
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£837 GBP
$1,122 USD
View
B
Retailer 22
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£873 GBP
$1,170 USD
View
B
Retailer 23
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£944 GBP
$1,265 USD
View
B
Retailer 24
-
£1,214 GBP
CA$2,260 CAD
View
Most Expensive
B
The Diamond Guys
1948871030 · Nov 1
£1,752 GBP
$2,347 USD
View
24 more retailers have this diamond
Prices start from £166 GBPSave up to £1,586 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
£166 GBP