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Round|Lab Grown|IGI

1.54ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG772670627

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772670627

Diamond specifications and retailer prices

From £196 GBP
$263 USD
As of November 1, 2026
Save £779 GBP (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,291 GBP at Brilliant Earth · As of October 16, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG772670627 or 772670627. Listed at 25 retailers as of November 1, 2026, with a 397% 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772670627
Dimensions7.47 × 7.53 × 4.51 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
7.47 mm7.53 mm1.54 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772670627
Side View
Table 60.0%Crown 34.4°Girdle: MediumPavilion 41°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,291 GBP|Low: £176 GBP|High: £1,291 GBP|Avg: £502 GBP
Brilliant Earth
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
Retailer 16
November 2, 2026
Retailer 3£176 GBP
Retailer 7£218 GBP
Retailer 15£218 GBP
Retailer 5£293 GBP
Retailer 2£327 GBP
Retailer 11£376 GBP
Retailer 9£399 GBP
Retailer 8£407 GBP
Retailer 10£407 GBP
Retailer 13£436 GBP
Retailer 14£508 GBP
Retailer 16£575 GBP
Retailer 6£787 GBP
Retailer 4£838 GBP
Retailer 12£873 GBP
Brilliant Earth£1,291 GBP

40 data points across 16 retailers

25 retailers£196 GBP to £975 GBP

Retailer 1
-
£176 GBP
$236 USD
Price last confirmed 22 days ago
A
Retailer 2
-
£196 GBP
$263 USD
View
Final sale: no returns
Retailer 3
-
£204 GBP
$273 USD
View
Price last confirmed 20 days ago
Retailer 4
-
£218 GBP
$292 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£218 GBP
$292 USD
View
Retailer 6
-
£218 GBP
$292 USD
View
Price last confirmed 30 days ago
B+
Retailer 7
-
£293 GBP
$392 USD
View
A
Retailer 8
-
£327 GBP
View
A
Retailer 9
-
£365 GBP
$489 USD
View
A
Retailer 10
-
£376 GBP
ZAR 8,146 ZAR
View
A
Retailer 11
-
£399 GBP
€509 EUR
View
A
Retailer 12
-
£407 GBP
$545 USD
View
A
Retailer 13
-
£407 GBP
View
B+
Retailer 14
-
£436 GBP
A$898 AUD
View
B+
Retailer 15
-
£508 GBP
A$1,047 AUD
View
B
Retailer 16
-
£575 GBP
$770 USD
View
Retailer 17
-
£701 GBP
$939 USD
View
Price last confirmed 25 days ago
B
Retailer 18
-
£703 GBP
SGD 1,273 SGD
View
B
Retailer 19
-
£740 GBP
$991 USD
View
B
Retailer 20
-
£787 GBP
$1,054 USD
View
Retailer 21
-
£838 GBP
A$1,727 AUD
View
Price last confirmed 25 days ago
B
Retailer 22
-
£873 GBP
View
B
Retailer 23
-
£887 GBP
$1,188 USD
View
B
Retailer 24
-
£975 GBP
$1,307 USD
View
Most Expensive
Brilliant Earth
18439633A · Oct 16
£1,291 GBP
$1,730 USD
View
Price last confirmed 16 days ago
24 more retailers have this diamond
Prices start from £196 GBPSave up to £779 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
£196 GBP