Heart|Lab Grown|IGI

0.46ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG795626464

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG795626464

Diamond specifications and retailer prices

From £130 GBP
As of November 2, 2026
Save £417 GBP (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £547 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.46ct lab-grown heart diamond

This 0.46ct lab-grown heart sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG795626464 or 795626464. Listed at 6 retailers as of October 29, 2026, with prices from £130 to £547, a £417 spread on the same certified stone. MOH London lists it at £547. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.46
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795626464
Dimensions5.31 × 4.82 × 3.06 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.31 mm4.82 mm0.46 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG795626464
Side View
Table 71.0%Crown 35.9°Girdle: MED-STKPavilion 41.1°CuletDepth 57.6%

Caratlytics Score

How it works →
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: Nov 2
Current: £547 GBP|Low: £121 GBP|High: £637 GBP|Avg: £273 GBP|-13.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2£130 GBP
Retailer 6£162 GBP
Retailer 3£179 GBP
Retailer 4£247 GBP
Retailer 5£283 GBP
MOH London£547 GBP

44 data points across 6 retailers

6 retailers£130 GBP to £547 GBP

A
Cheapest Retailer
-
£130 GBP
B+
Retailer 2
-
£162 GBP
$217 USD
View
B+
Retailer 3
-
£179 GBP
View
B+
Retailer 4
-
£247 GBP
$331 USD
View
B+
Retailer 5
-
£283 GBP
$380 USD
View
Most Expensive
B
MOH London
LG795626464 · Oct 29
£547 GBP
View
5 more retailers have this diamond
Prices start from £130 GBPSave up to £417 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
0.46ct Heart
£130 GBP