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Round|Lab Grown|IGI

1.50ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG447098941

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447098941

Diamond specifications and retailer prices

From £1,602 GBP
As of November 5, 2026
Save £1,825 GBP (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,028 GBP at MOH London · As of November 5, 2026
View at MOH London

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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447098941 or 447098941. Listed at 10 retailers as of November 3, 2026, with a 114% 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

1.50
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098941
Dimensions7.50 × 7.54 × 4.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.50 mm7.54 mm1.50 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447098941
Side View
Table 60.0%Crown 31.4°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,028 GBP|Low: £1,538 GBP|High: £5,110 GBP|Avg: £2,933 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5£1,602 GBP
Retailer 6£1,858 GBP
Retailer 8£1,858 GBP
Retailer 3£1,980 GBP
Retailer 9£2,348 GBP
Retailer 7£2,904 GBP
Retailer 4£2,913 GBP
Retailer 2£3,427 GBP
Retailer 10£4,159 GBP
MOH London£5,028 GBP

22 data points across 10 retailers

10 retailers£1,602 GBP to £3,427 GBP

B+
Cheapest Retailer
-
£1,602 GBP
B
Retailer 2
-
£1,743 GBP
View
B
Retailer 3
-
£1,858 GBP
View
Retailer 4
-
£1,858 GBP
View
Price last confirmed 26 days ago
B
Retailer 5
-
£1,980 GBP
View
B
Retailer 6
-
£2,554 GBP
View
B
Retailer 7
-
£2,904 GBP
View
B
Retailer 8
-
£2,913 GBP
View
B
Retailer 9
-
£3,427 GBP
View
Most Expensive
MOH London
LG447098941 · Nov 5
£5,028 GBP
View
Price under review
9 more retailers have this diamond
Prices start from £1,602 GBPSave up to £1,825 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.

B+
1.50ct Round
£1,602 GBP