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Heart|Lab Grown|IGI

0.39ct F VS1 Heart Lab Grown Diamond

VG • F/VS1 • IGI LG847661869

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847661869

Diamond specifications and retailer prices

From £95 GBP
HK$1,000 HKD
As of November 1, 2026
Save £199 GBP (68%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £294 GBP at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 0.39ct lab-grown heart diamond

This 0.39ct lab-grown heart sits in the sub-half-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847661869 or 847661869. Listed at 4 retailers as of October 27, 2026, with prices from £95 to £294, a £199 spread on the same certified stone. Taylor and Hart lists it at £294. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.39
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847661869
Dimensions4.75 × 5.01 × 2.88 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.75 mm5.01 mm0.39 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847661869
Side View
Table 57.0%Crown 33.1°Girdle: THN-MEDPavilion 38.7°CuletDepth 57.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £148 GBP|Low: £95 GBP|High: £294 GBP|Avg: £185 GBP
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 31, 2026
Retailer 2£95 GBP
Retailer 3£139 GBP
Retailer 1£148 GBP
Taylor and Hart£294 GBP

2 data points across 4 retailers

4 retailers£95 GBP to £294 GBP

A
Cheapest Retailer
-
£95 GBP
HK$1,000 HKD
B+
Retailer 2
-
£139 GBP
View
B+
Retailer 3
-
£148 GBP
€189 EUR
View
Most Expensive
B
Taylor and Hart
SQC771M · Oct 27
£294 GBP
$395 USD
View
3 more retailers have this diamond
Prices start from £95 GBPSave up to £199 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
0.39ct Heart
£95 GBP