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Round|Lab Grown|IGI

1.54ct F VVS1 Round Lab Grown Diamond

EX • F/VVS1 • IGI LG678537463

Shape and cutting style on the report: Round brilliant

Certificate IGI LG678537463

Diamond specifications and retailer prices

From £194 GBP
$260 USD
As of November 1, 2026
Save £1,215 GBP (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £1,408 GBP at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG678537463 or 678537463. Listed at 26 retailers as of November 1, 2026, with prices from £194 to £1,408, a £1,215 spread on the same certified stone. Brilliant Earth lists it at £1,408. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678537463
Dimensions7.53 × 7.48 × 4.52 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
7.53 mm7.48 mm1.54 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678537463
Side View
Table 58.0%Crown 32.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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: £1,408 GBP|Low: £192 GBP|High: £1,408 GBP|Avg: £554 GBP
Brilliant Earth
Retailer 2
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Retailer 21
November 3, 2026
Retailer 12£194 GBP
Retailer 20£217 GBP
Retailer 4£225 GBP
Retailer 7£241 GBP
Retailer 8£241 GBP
Retailer 21£361 GBP
Retailer 9£400 GBP
Retailer 16£408 GBP
Retailer 17£415 GBP
Retailer 6£437 GBP
Retailer 19£454 GBP
Retailer 2£459 GBP
Retailer 5£461 GBP
Retailer 3£559 GBP
Retailer 15£648 GBP
Retailer 14£774 GBP
Retailer 11£812 GBP
Retailer 18£947 GBP
Retailer 13£964 GBP
Retailer 10£1,033 GBP
Brilliant Earth£1,408 GBP

37 data points across 21 retailers

26 retailers£194 GBP to £1,408 GBP

Retailer 1
-
£192 GBP
$258 USD
Price last confirmed 41 days ago
A
Retailer 2
-
£194 GBP
$260 USD
View
A
Retailer 3
-
£217 GBP
$291 USD
View
Final sale: no returns
A
Retailer 4
-
£225 GBP
$302 USD
View
Retailer 5
-
£235 GBP
$316 USD
View
Price last confirmed 42 days ago
Retailer 6
-
£241 GBP
$323 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
£241 GBP
$323 USD
View
A
Retailer 8
-
£361 GBP
$485 USD
View
A
Retailer 9
-
£400 GBP
$537 USD
View
B+
Retailer 10
-
£408 GBP
€521 EUR
View
B+
Retailer 11
-
£415 GBP
ZAR 8,997 ZAR
View
B+
Retailer 12
-
£437 GBP
$587 USD
View
B+
Retailer 13
-
£454 GBP
A$938 AUD
View
B+
Retailer 14
-
£459 GBP
View
B+
Retailer 15
-
£461 GBP
$618 USD
View
B+
Retailer 16
-
£559 GBP
A$1,155 AUD
View
B+
Retailer 17
-
£648 GBP
$870 USD
View
Retailer 18
-
£767 GBP
$1,029 USD
View
Price last confirmed 43 days ago
B
Retailer 19
-
£774 GBP
$1,038 USD
View
B
Retailer 20
-
£812 GBP
$1,089 USD
View
B
Retailer 21
-
£894 GBP
$1,200 USD
View
B
Retailer 22
-
£947 GBP
$1,271 USD
View
B
Retailer 23
-
£964 GBP
View
B
Retailer 24
-
£1,033 GBP
$1,387 USD
View
B
Retailer 25
-
£1,043 GBP
$1,400 USD
View
Most Expensive
B
Brilliant Earth
14818751A · Nov 1
£1,408 GBP
$1,890 USD
View
25 more retailers have this diamond
Prices start from £194 GBPSave up to £1,215 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
£194 GBP