CaratHunter
Plans
Heart|Lab Grown|IGI

1.58ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG778664159

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778664159

Diamond specifications and retailer prices

From £215 GBP
$286 USD
As of October 27, 2026
Save £895 GBP (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,043 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778664159 or 778664159. Listed at 24 retailers as of October 27, 2026, with a 417% 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

1.58
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778664159
Dimensions7.32 × 8.05 × 7.32 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.32 mm8.05 mm1.58 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778664159
Side View
Table 63.0%Crown 38°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £2,043 GBP|Low: £206 GBP|High: £2,043 GBP|Avg: £611 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 5£215 GBP
Retailer 6£240 GBP
Retailer 10£249 GBP
Retailer 8£266 GBP
Retailer 11£266 GBP
Retailer 17£283 GBP
Retailer 15£359 GBP
Retailer 18£383 GBP
Retailer 13£421 GBP
Retailer 16£457 GBP
Retailer 2£468 GBP
Retailer 12£520 GBP
Retailer 14£618 GBP
Retailer 20£683 GBP
Retailer 9£855 GBP
Retailer 3£1,024 GBP
Retailer 7£1,058 GBP
Retailer 19£1,067 GBP
Retailer 4£1,101 GBP
Brilliant Earth£2,043 GBP

45 data points across 20 retailers

24 retailers£215 GBP to £1,110 GBP

A
Cheapest Retailer
-
£215 GBP
$286 USD
A
Retailer 2
-
£240 GBP
$319 USD
View
Final sale: no returns
A
Retailer 3
-
£249 GBP
$331 USD
View
A
Retailer 4
-
£266 GBP
$354 USD
View
A
Retailer 5
-
£266 GBP
$354 USD
View
A
Retailer 6
-
£283 GBP
View
A
Retailer 7
-
£359 GBP
$478 USD
View
A
Retailer 8
-
£383 GBP
$510 USD
View
A
Retailer 9
-
£421 GBP
€534 EUR
View
A
Retailer 10
-
£457 GBP
ZAR 9,830 ZAR
View
B+
Retailer 11
-
£468 GBP
View
B+
Retailer 12
-
£513 GBP
$683 USD
View
B+
Retailer 13
-
£520 GBP
$692 USD
View
B+
Retailer 14
-
£564 GBP
$751 USD
View
B+
Retailer 15
-
£618 GBP
A$1,267 AUD
View
B+
Retailer 16
-
£683 GBP
$909 USD
View
B
Retailer 17
-
£855 GBP
$1,139 USD
View
B
Retailer 18
-
£892 GBP
$1,188 USD
View
B
Retailer 19
-
£1,024 GBP
$1,363 USD
View
B
Retailer 20
-
£1,058 GBP
A$2,167 AUD
View
Price last confirmed 21 days ago
B
Retailer 21
-
£1,067 GBP
View
B
Retailer 22
-
£1,101 GBP
$1,467 USD
View
B
Retailer 23
-
£1,110 GBP
$1,478 USD
View
Most Expensive
B
Brilliant Earth
18298002A · Oct 16
£2,043 GBP
$2,720 USD
View
Price last confirmed 13 days ago
23 more retailers have this diamond
Prices start from £215 GBPSave up to £895 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
1.58ct Heart
£215 GBP