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Round|Lab Grown|IGI

1.54ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG644474604

Shape and cutting style on the report: Round brilliant

Certificate IGI LG644474604

Diamond specifications and retailer prices

From £159 GBP
$214 USD
As of November 1, 2026
Save £645 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £805 GBP at Brilliance · As of November 1, 2026
View at Brilliance

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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG644474604 or 644474604. Listed at 19 retailers as of November 1, 2026, with prices from £159 to £805, a £645 spread on the same certified stone. Brilliance lists it at £805. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644474604
Dimensions7.36 × 7.43 × 4.64 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 Faint Blue
Top View
7.36 mm7.43 mm1.54 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644474604
Side View
Table 56.0%Crown 35.4°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.7%

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: £805 GBP|Low: £159 GBP|High: £805 GBP|Avg: £409 GBP
Brilliance
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
November 2, 2026
Retailer 13£159 GBP
Retailer 5£185 GBP
Retailer 4£197 GBP
Retailer 14£197 GBP
Retailer 8£289 GBP
Retailer 6£339 GBP
Retailer 7£341 GBP
Retailer 11£344 GBP
Retailer 2£365 GBP
Retailer 10£462 GBP
Retailer 3£636 GBP
Retailer 12£638 GBP
Retailer 9£797 GBP
Brilliance£805 GBP

39 data points across 14 retailers

19 retailers£159 GBP to £805 GBP

A
Cheapest Retailer
-
£159 GBP
$214 USD
A
Retailer 2
-
£179 GBP
$240 USD
View
Final sale: no returns
A
Retailer 3
-
£185 GBP
$248 USD
View
Retailer 4
-
£197 GBP
$265 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£197 GBP
$265 USD
View
A
Retailer 6
-
£289 GBP
View
B+
Retailer 7
-
£339 GBP
$455 USD
View
A
Retailer 8
-
£341 GBP
ZAR 7,402 ZAR
View
A
Retailer 9
-
£344 GBP
€440 EUR
View
A
Retailer 10
-
£365 GBP
View
B+
Retailer 11
-
£405 GBP
$544 USD
View
B+
Retailer 12
-
£444 GBP
$596 USD
View
B+
Retailer 13
-
£462 GBP
A$954 AUD
View
B+
Retailer 14
-
£636 GBP
$853 USD
View
B
Retailer 15
-
£638 GBP
$856 USD
View
B
Retailer 16
-
£675 GBP
$906 USD
View
Retailer 17
-
£749 GBP
$1,005 USD
View
Price last confirmed 54 days ago
B
Retailer 18
-
£797 GBP
View
Most Expensive
B
Brilliance
D26415993 · Nov 1
£805 GBP
$1,080 USD
View
18 more retailers have this diamond
Prices start from £159 GBPSave up to £645 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
£159 GBP