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Round|Lab Grown|IGI

1.54ct E VVS1 Round Lab Grown Diamond

EX • E/VVS1 • IGI LG770636821

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770636821

Diamond specifications and retailer prices

From £175 GBP
$235 USD
As of October 29, 2026
Save £878 GBP (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £1,672 GBP at Brilliant Earth · As of October 4, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770636821 or 770636821. Listed at 26 retailers as of October 29, 2026, with a 501% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770636821
Dimensions7.33 × 7.37 × 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
Top View
7.33 mm7.37 mm1.54 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770636821
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 41.4°Culet: NoneDepth 63.0%

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 29
Current: £699 GBP|Low: £175 GBP|High: £1,007 GBP|Avg: £457 GBP|-12.4%
Retailer 1
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
Retailer 15
October 31, 2026
Retailer 11£175 GBP
Retailer 8£204 GBP
Retailer 5£217 GBP
Retailer 6£217 GBP
Retailer 9£331 GBP
Retailer 4£336 GBP
Retailer 14£406 GBP
Retailer 2£426 GBP
Retailer 13£445 GBP
Retailer 15£470 GBP
Retailer 10£475 GBP
Retailer 3£577 GBP
Retailer 7£632 GBP
Retailer 1£699 GBP
Retailer 12£1,000 GBP

27 data points across 15 retailers

26 retailers£175 GBP to £1,053 GBP

A
Cheapest Retailer
-
£175 GBP
$235 USD
A
Retailer 2
-
£204 GBP
$273 USD
View
A
Retailer 3
-
£217 GBP
$291 USD
View
A
Retailer 4
-
£217 GBP
$291 USD
View
A
Retailer 5
-
£224 GBP
$300 USD
View
Final sale: no returns
A
Retailer 6
-
£277 GBP
HK$2,900 HKD
View
A
Retailer 7
-
£331 GBP
View
B+
Retailer 8
-
£334 GBP
$448 USD
View
A
Retailer 9
-
£336 GBP
$450 USD
View
A
Retailer 10
-
£406 GBP
$544 USD
View
A
Retailer 11
-
£426 GBP
ZAR 9,231 ZAR
View
B+
Retailer 12
-
£443 GBP
$593 USD
View
B+
Retailer 13
-
£445 GBP
€568 EUR
View
B+
Retailer 14
-
£470 GBP
A$968 AUD
View
B+
Retailer 15
-
£475 GBP
View
B+
Retailer 16
-
£577 GBP
A$1,190 AUD
View
B+
Retailer 17
-
£594 GBP
$796 USD
View
B+
Retailer 18
-
£632 GBP
$847 USD
View
B+
Retailer 19
-
£699 GBP
$936 USD
View
B
Retailer 20
-
£799 GBP
SGD 1,446 SGD
View
B
Retailer 21
-
£836 GBP
$1,120 USD
View
B
Retailer 22
-
£911 GBP
$1,220 USD
View
B
Retailer 23
-
£955 GBP
$1,279 USD
View
B
Retailer 24
-
£1,000 GBP
View
B
Retailer 25
-
£1,053 GBP
$1,411 USD
View
Most Expensive
Brilliant Earth
18925276A · Oct 4
£1,672 GBP
$2,240 USD
View
Price last confirmed 26 days ago
25 more retailers have this diamond
Prices start from £175 GBPSave up to £878 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
£175 GBP