Heart|Lab Grown|IGI

0.77ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG844607471

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844607471

Diamond specifications and retailer prices

From £219 GBP
$294 USD
As of October 30, 2026
Save £611 GBP (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £830 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown heart diamond

This 0.77ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844607471 or 844607471. Listed at 8 retailers as of October 29, 2026, with prices from £219 to £830, a £611 spread on the same certified stone. MOH London lists it at £830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844607471
Dimensions5.62 × 6.23 × 3.64 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.62 mm6.23 mm0.77 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844607471
Side View
Table 59.0%Crown 37.8°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 58.4%

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: Oct 30
Current: £830 GBP|Low: £219 GBP|High: £830 GBP|Avg: £447 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4£219 GBP
Retailer 5£310 GBP
Retailer 2£321 GBP
Retailer 3£347 GBP
Retailer 7£347 GBP
Retailer 6£594 GBP
Retailer 8£608 GBP
MOH London£830 GBP

19 data points across 8 retailers

8 retailers£219 GBP to £830 GBP

A
Cheapest Retailer
-
£219 GBP
$294 USD
B+
Retailer 2
-
£310 GBP
$415 USD
View
B+
Retailer 3
-
£321 GBP
View
B+
Retailer 4
-
£347 GBP
A$715 AUD
View
B+
Retailer 5
-
£347 GBP
$465 USD
View
B
Retailer 6
-
£594 GBP
$796 USD
View
B
Retailer 7
-
£608 GBP
$814 USD
View
Most Expensive
B
MOH London
LG844607471 · Oct 29
£830 GBP
View
7 more retailers have this diamond
Prices start from £219 GBPSave up to £611 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
0.77ct Heart
£219 GBP