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Heart|Lab Grown|IGI

1.50ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG623417953

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG623417953

Diamond specifications and retailer prices

From £241 GBP
As of November 6, 2026
Save £1,276 GBP (84%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £1,517 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart 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 LG623417953 or 623417953. Listed at 27 retailers as of November 6, 2026, with prices from £241 to £1,517, a £1,276 spread on the same certified stone. Brilliant Earth lists it at £1,517. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623417953
Dimensions7.33 × 7.97 × 4.52 mm
L/W Ratio1.09
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 mm7.97 mm1.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623417953
Side View
Table 57.0%Crown 33°Girdle: MED-VTKPavilion 41.7°Culet: NoneDepth 56.7%

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 6
Current: £1,517 GBP|Low: £241 GBP|High: £1,517 GBP|Avg: £568 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
November 6, 2026
Retailer 5£241 GBP
Retailer 3£267 GBP
Retailer 12£385 GBP
Retailer 2£435 GBP
Retailer 9£459 GBP
Retailer 4£461 GBP
Retailer 6£465 GBP
Retailer 8£625 GBP
Retailer 10£643 GBP
Retailer 11£801 GBP
Retailer 13£955 GBP
Retailer 7£1,066 GBP
Brilliant Earth£1,517 GBP

45 data points across 13 retailers

27 retailers£241 GBP to £1,517 GBP

Retailer 1
-
£215 GBP
Price last confirmed 37 days ago
Retailer 2
-
£215 GBP
View
Price last confirmed 18 days ago
A
Retailer 3
-
£241 GBP
View
Final sale: no returns
Retailer 4
-
£250 GBP
View
Price last confirmed 38 days ago
Retailer 5
-
£264 GBP
View
Price last confirmed 40 days ago
Retailer 6
-
£267 GBP
View
Price last confirmed 18 days ago
Retailer 7
-
£267 GBP
View
Price last confirmed 21 days ago
A
Retailer 8
-
£296 GBP
View
A
Retailer 9
-
£359 GBP
View
A
Retailer 10
-
£385 GBP
View
B+
Retailer 11
-
£401 GBP
View
B+
Retailer 12
-
£435 GBP
View
B+
Retailer 13
-
£459 GBP
View
B+
Retailer 14
-
£461 GBP
View
B+
Retailer 15
-
£465 GBP
View
B+
Retailer 16
-
£625 GBP
View
B+
Retailer 17
-
£643 GBP
View
Retailer 18
-
£684 GBP
View
Price last confirmed 11 days ago
Retailer 19
-
£801 GBP
View
Price last confirmed 8 days ago
B
Retailer 20
-
£855 GBP
View
Retailer 21
-
£858 GBP
View
Price last confirmed 37 days ago
B
Retailer 22
-
£894 GBP
View
B
Retailer 23
-
£955 GBP
View
B
Retailer 24
-
£1,026 GBP
View
B
Retailer 25
-
£1,066 GBP
View
B
Retailer 26
-
£1,101 GBP
View
Most Expensive
B
Brilliant Earth
9413396A · Nov 6
£1,517 GBP
$2,030 USD
View
26 more retailers have this diamond
Prices start from £241 GBPSave up to £1,276 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 Heart
£241 GBP