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Round|Lab Grown|IGI

1.50ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG776615107

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776615107

Diamond specifications and retailer prices

From £156 GBP
$209 USD
As of November 3, 2026
Save £620 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £775 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776615107 or 776615107. Listed at 16 retailers as of October 31, 2026, with prices from £156 to £775, a £620 spread on the same certified stone. Brilliant Earth lists it at £775. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776615107
Dimensions7.35 × 7.29 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm7.29 mm1.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776615107
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.7%

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 3
Current: £775 GBP|Low: £156 GBP|High: £917 GBP|Avg: £419 GBP|-15.4%
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
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Retailer 15
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Retailer 17
November 2, 2026
Retailer 4£156 GBP
Retailer 3£181 GBP
Retailer 6£193 GBP
Retailer 16£193 GBP
Retailer 15£261 GBP
Retailer 5£303 GBP
Retailer 11£322 GBP
Retailer 8£330 GBP
Retailer 12£334 GBP
Retailer 7£383 GBP
Retailer 2£451 GBP
Retailer 13£578 GBP
Retailer 17£622 GBP
Retailer 10£624 GBP
Retailer 9£661 GBP
Retailer 14£775 GBP
Brilliant Earth£775 GBP

34 data points across 17 retailers

16 retailers£156 GBP to £775 GBP

A
Cheapest Retailer
-
£156 GBP
$209 USD
A
Retailer 2
-
£181 GBP
$243 USD
View
A
Retailer 3
-
£193 GBP
$259 USD
View
Retailer 4
-
£193 GBP
$259 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£261 GBP
$350 USD
View
A
Retailer 6
-
£322 GBP
€411 EUR
View
A
Retailer 7
-
£330 GBP
$443 USD
View
A
Retailer 8
-
£334 GBP
ZAR 7,235 ZAR
View
A
Retailer 9
-
£383 GBP
$514 USD
View
A
Retailer 10
-
£451 GBP
A$930 AUD
View
B+
Retailer 11
-
£578 GBP
$775 USD
View
B+
Retailer 12
-
£622 GBP
$834 USD
View
B
Retailer 13
-
£624 GBP
$837 USD
View
B+
Retailer 14
-
£661 GBP
$887 USD
View
B+
Retailer 15
-
£775 GBP
View
Most Expensive
B+
Brilliant Earth
18446357A · Oct 31
£775 GBP
$1,040 USD
View
15 more retailers have this diamond
Prices start from £156 GBPSave up to £620 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
1.50ct Round
£156 GBP