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Heart|Lab Grown|IGI

1.45ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG764651473

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG764651473

Diamond specifications and retailer prices

From £148 GBP
$199 USD
As of October 30, 2026
Save £710 GBP (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £858 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG764651473 or 764651473. Listed at 11 retailers as of October 30, 2026, with prices from £148 to £858, a £710 spread on the same certified stone. MOH London lists it at £858. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764651473
Dimensions6.82 × 7.85 × 4.70 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm7.85 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764651473
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 59.9%

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: Oct 30
Current: £858 GBP|Low: £144 GBP|High: £879 GBP|Avg: £518 GBP|-2.3%
MOH London
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
November 1, 2026
Retailer 11£148 GBP
Retailer 9£172 GBP
Retailer 7£247 GBP
Retailer 3£325 GBP
Retailer 4£389 GBP
Retailer 10£429 GBP
Retailer 2£449 GBP
Retailer 13£590 GBP
Retailer 8£592 GBP
Retailer 5£634 GBP
Retailer 14£643 GBP
Retailer 6£708 GBP
Retailer 12£745 GBP
MOH London£858 GBP

21 data points across 14 retailers

11 retailers£148 GBP to £858 GBP

A
Cheapest Retailer
-
£148 GBP
$199 USD
A
Retailer 2
-
£172 GBP
$231 USD
View
Retailer 3
-
£247 GBP
View
Price last confirmed 17 days ago
B+
Retailer 4
-
£429 GBP
$576 USD
View
B+
Retailer 5
-
£449 GBP
A$927 AUD
View
B+
Retailer 6
-
£590 GBP
$792 USD
View
Retailer 7
-
£592 GBP
$795 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£604 GBP
$810 USD
View
B
Retailer 9
-
£648 GBP
$869 USD
View
Retailer 10
-
£745 GBP
SGD 1,351 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG764651473 · Nov 1
£858 GBP
View
10 more retailers have this diamond
Prices start from £148 GBPSave up to £710 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
1.45ct Heart
£148 GBP