Heart|Lab Grown|IGI

1.51ct G VVS2 Heart Lab Grown Diamond

VG • G/VVS2 • IGI LG844636610

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844636610

Diamond specifications and retailer prices

From £349 GBP
$468 USD
As of November 1, 2026
Save £473 GBP (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £821 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG844636610 or 844636610. Listed at 6 retailers as of November 1, 2026, with prices from £349 to £821, a £473 spread on the same certified stone. MOH London lists it at £821. 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

1.51
Carat
G
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844636610
Dimensions7.06 × 7.60 × 4.81 mm
L/W Ratio1.08
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
7.06 mm7.60 mm1.51 ctG / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844636610
Side View
Table 55.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.3%

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 1
Current: £821 GBP|Low: £349 GBP|High: £825 GBP|Avg: £504 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4£349 GBP
Retailer 5£378 GBP
Retailer 2£381 GBP
Retailer 3£449 GBP
Retailer 6£698 GBP
MOH London£821 GBP

13 data points across 6 retailers

6 retailers£349 GBP to £821 GBP

A
Cheapest Retailer
-
£349 GBP
$468 USD
B+
Retailer 2
-
£378 GBP
$507 USD
View
B+
Retailer 3
-
£381 GBP
View
B+
Retailer 4
-
£449 GBP
$603 USD
View
B
Retailer 5
-
£698 GBP
$937 USD
View
Most Expensive
B
MOH London
LG844636610 · Nov 1
£821 GBP
View
5 more retailers have this diamond
Prices start from £349 GBPSave up to £473 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
1.51ct Heart
£349 GBP