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Heart|Lab Grown|IGI

1.45ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG805618646

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805618646

Diamond specifications and retailer prices

From £174 GBP
$233 USD
As of October 24, 2026
Save £719 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £893 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805618646 or 805618646. Listed at 19 retailers as of October 24, 2026, with prices from £174 to £893, a £719 spread on the same certified stone. Reve Diamonds lists it at £893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805618646
Dimensions7.88 × 7.20 × 4.47 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm7.20 mm1.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805618646
Side View
Table 63.0%Crown 34.3°Girdle: MED-THKPavilion 38.7°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: Oct 24
Current: £623 GBP|Low: £143 GBP|High: £1,224 GBP|Avg: £448 GBP
Retailer 1
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
Reve Diamonds
October 30, 2026
Retailer 4£150 GBP
Retailer 5£167 GBP
Retailer 3£174 GBP
Retailer 7£186 GBP
Retailer 14£234 GBP
Retailer 13£306 GBP
Retailer 17£314 GBP
Retailer 2£323 GBP
Retailer 15£339 GBP
Retailer 8£375 GBP
Retailer 11£452 GBP
Retailer 18£478 GBP
Retailer 6£598 GBP
Retailer 10£608 GBP
Retailer 1£623 GBP
Retailer 9£638 GBP
Retailer 12£784 GBP
Retailer 16£871 GBP
Reve Diamonds£893 GBP

32 data points across 19 retailers

19 retailers£174 GBP to £893 GBP

Retailer 1
-
£150 GBP
$201 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£174 GBP
$233 USD
View
A
Retailer 3
-
£186 GBP
$249 USD
View
A
Retailer 4
-
£210 GBP
HK$2,200 HKD
View
A
Retailer 5
-
£234 GBP
View
A
Retailer 6
-
£306 GBP
€390 EUR
View
Retailer 7
-
£314 GBP
ZAR 6,807 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£323 GBP
$433 USD
View
A
Retailer 9
-
£339 GBP
View
A
Retailer 10
-
£375 GBP
$503 USD
View
B+
Retailer 11
-
£452 GBP
$605 USD
View
B+
Retailer 12
-
£478 GBP
$641 USD
View
B+
Retailer 13
-
£598 GBP
$801 USD
View
B+
Retailer 14
-
£608 GBP
SGD 1,100 SGD
View
B
Retailer 15
-
£623 GBP
$835 USD
View
B+
Retailer 16
-
£638 GBP
$855 USD
View
B
Retailer 17
-
£784 GBP
$1,050 USD
View
B
Retailer 18
-
£871 GBP
View
Most Expensive
B
Reve Diamonds
E9E6AE7C7 · Oct 25
£893 GBP
$1,197 USD
View
18 more retailers have this diamond
Prices start from £174 GBPSave up to £719 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
£174 GBP