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Heart|Lab Grown|IGI

0.55ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG779648203

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG779648203

Diamond specifications and retailer prices

From £120 GBP
$161 USD
As of November 1, 2026
Save £231 GBP (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £800 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct lab-grown heart diamond

This 0.55ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779648203 or 779648203. Listed at 7 retailers as of November 1, 2026, with a 193% 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

0.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779648203
Dimensions5.31 × 5.75 × 3.04 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.31 mm5.75 mm0.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG779648203
Side View
Table 62.0%Crown 31.8°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 52.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £800 GBP|Low: £120 GBP|High: £827 GBP|Avg: £322 GBP|-2.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 4£120 GBP
Retailer 2£186 GBP
Retailer 3£231 GBP
Retailer 7£269 GBP
Retailer 6£275 GBP
Retailer 5£351 GBP
MOH London£800 GBP

44 data points across 7 retailers

7 retailers£120 GBP to £351 GBP

B+
Cheapest Retailer
-
£120 GBP
$161 USD
B+
Retailer 2
-
£186 GBP
View
B+
Retailer 3
-
£231 GBP
View
B+
Retailer 4
-
£269 GBP
$361 USD
View
B
Retailer 5
-
£275 GBP
$369 USD
View
B
Retailer 6
-
£351 GBP
$471 USD
View
Most Expensive
MOH London
LG779648203 · Nov 1
£800 GBP
View
Price under review
6 more retailers have this diamond
Prices start from £120 GBPSave up to £231 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.

B+
0.55ct Heart
£120 GBP