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Heart|Lab Grown|IGI

1.13ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG845636380

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG845636380

Diamond specifications and retailer prices

From £142 GBP
As of November 6, 2026
Save £904 GBP (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,046 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.13ct lab-grown heart diamond

This 1.13ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845636380 or 845636380. Listed at 16 retailers as of November 5, 2026, with prices from £142 to £1,046, a £904 spread on the same certified stone. Brilliant Earth lists it at £1,046. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.13
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845636380
Dimensions6.47 × 7.11 × 4.04 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.47 mm7.11 mm1.13 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845636380
Side View
Table 67.0%Crown 42.5°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 56.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £295 GBP|Low: £142 GBP|High: £823 GBP|Avg: £410 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
November 6, 2026
Retailer 11£142 GBP
Retailer 2£159 GBP
Retailer 13£165 GBP
Retailer 3£176 GBP
Retailer 12£214 GBP
Retailer 1£295 GBP
Retailer 9£299 GBP
Retailer 14£309 GBP
Retailer 15£318 GBP
Retailer 8£376 GBP
Retailer 10£567 GBP
Retailer 7£573 GBP
Retailer 5£592 GBP
Retailer 6£607 GBP
Retailer 4£823 GBP

3 data points across 15 retailers

16 retailers£142 GBP to £1,046 GBP

A
Cheapest Retailer
-
£142 GBP
A
Retailer 2
-
£159 GBP
View
Final sale: no returns
A
Retailer 3
-
£165 GBP
View
A
Retailer 4
-
£176 GBP
View
A
Retailer 5
-
£214 GBP
View
B+
Retailer 6
-
£295 GBP
View
B+
Retailer 7
-
£299 GBP
View
B+
Retailer 8
-
£309 GBP
View
B+
Retailer 9
-
£318 GBP
View
B+
Retailer 10
-
£376 GBP
View
B
Retailer 11
-
£567 GBP
View
B
Retailer 12
-
£573 GBP
View
B
Retailer 13
-
£592 GBP
View
B
Retailer 14
-
£607 GBP
View
B
Retailer 15
-
£823 GBP
View
Most Expensive
B
Brilliant Earth
22518938A · Nov 5
£1,046 GBP
$1,400 USD
View
15 more retailers have this diamond
Prices start from £142 GBPSave up to £904 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
1.13ct Heart
£142 GBP