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Heart|Lab Grown|IGI

1.10ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG828604259

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828604259

Diamond specifications and retailer prices

From £147 GBP
$197 USD
As of November 1, 2026
Save £81 GBP (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £544 GBP at Brilliant Earth · As of September 29, 2026
View at Brilliant Earth

About this 1.1ct lab-grown heart diamond

This 1.1ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828604259 or 828604259. Listed at 3 retailers as of October 30, 2026, with a 55% 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

1.10
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828604259
Dimensions6.45 × 7.47 × 4.12 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.45 mm7.47 mm1.10 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828604259
Side View
Table 61.0%Crown 33.6°Girdle: THN-MEDPavilion 38.9°Culet: NoneDepth 55.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £147 GBP|Low: £147 GBP|High: £334 GBP|Avg: £289 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 1£147 GBP
Retailer 2£228 GBP
Retailer 4£279 GBP
Retailer 5£293 GBP
Retailer 3£330 GBP

7 data points across 5 retailers

3 retailers£147 GBP to £228 GBP

A
Cheapest Retailer
-
£147 GBP
$197 USD
Final sale: no returns
B+
Retailer 2
-
£228 GBP
$306 USD
View
Most Expensive
Brilliant Earth
21227132A · Sep 29
£544 GBP
$730 USD
View
Price last confirmed 34 days ago
2 more retailers have this diamond
Prices start from £147 GBPSave up to £81 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
1.10ct Heart
£147 GBP