CaratHunter
Plans
Round|Lab Grown|IGI

1.54ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG782698409

Shape and cutting style on the report: Round brilliant

Certificate IGI LG782698409

Diamond specifications and retailer prices

From £169 GBP
$227 USD
As of November 1, 2026
Save £787 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,231 GBP at Brilliant Earth · As of October 20, 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 LG782698409 or 782698409. Listed at 23 retailers as of November 1, 2026, with a 464% 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 angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782698409
Dimensions7.45 × 7.51 × 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
7.45 mm7.51 mm1.54 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782698409
Side View
Table 58.0%Crown 33.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.3%

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: £1,231 GBP|Low: £163 GBP|High: £1,231 GBP|Avg: £488 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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 3£169 GBP
Retailer 5£189 GBP
Retailer 14£197 GBP
Retailer 11£210 GBP
Retailer 16£210 GBP
Retailer 23£284 GBP
Retailer 19£316 GBP
Retailer 2£340 GBP
Retailer 12£363 GBP
Retailer 17£363 GBP
Retailer 13£392 GBP
Retailer 22£416 GBP
Retailer 9£456 GBP
Retailer 21£491 GBP
Retailer 20£519 GBP
Retailer 8£676 GBP
Retailer 15£682 GBP
Retailer 10£716 GBP
Retailer 7£832 GBP
Retailer 18£844 GBP
Retailer 4£857 GBP
Retailer 6£956 GBP
Brilliant Earth£1,231 GBP

35 data points across 23 retailers

23 retailers£169 GBP to £956 GBP

A
Cheapest Retailer
-
£169 GBP
$227 USD
A
Retailer 2
-
£189 GBP
$253 USD
View
Final sale: no returns
A
Retailer 3
-
£197 GBP
$264 USD
View
Retailer 4
-
£210 GBP
$282 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
£210 GBP
$282 USD
View
B+
Retailer 6
-
£284 GBP
$380 USD
View
A
Retailer 7
-
£316 GBP
View
A
Retailer 8
-
£340 GBP
€434 EUR
View
A
Retailer 9
-
£363 GBP
$486 USD
View
A
Retailer 10
-
£363 GBP
ZAR 7,865 ZAR
View
A
Retailer 11
-
£392 GBP
View
A
Retailer 12
-
£416 GBP
A$858 AUD
View
B+
Retailer 13
-
£456 GBP
$611 USD
View
B+
Retailer 14
-
£491 GBP
A$1,013 AUD
View
B+
Retailer 15
-
£519 GBP
$695 USD
View
B+
Retailer 16
-
£676 GBP
$906 USD
View
B+
Retailer 17
-
£682 GBP
SGD 1,234 SGD
View
B
Retailer 18
-
£716 GBP
$959 USD
View
Retailer 19
-
£832 GBP
A$1,716 AUD
View
Price last confirmed 24 days ago
B
Retailer 20
-
£844 GBP
View
B
Retailer 21
-
£857 GBP
$1,148 USD
View
B
Retailer 22
-
£956 GBP
$1,281 USD
View
Most Expensive
Brilliant Earth
18359129A · Oct 20
£1,231 GBP
$1,650 USD
View
Price last confirmed 12 days ago
22 more retailers have this diamond
Prices start from £169 GBPSave up to £787 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
£169 GBP