Heart|Lab Grown|IGI

1.28ct E VVS2 Heart Lab Grown Diamond

VG • E/VVS2 • IGI LG844684188

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844684188

Diamond specifications and retailer prices

From £192 GBP
$257 USD
As of October 30, 2026
Save £696 GBP (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £887 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG844684188 or 844684188. Listed at 10 retailers as of October 30, 2026, with prices from £192 to £887, a £696 spread on the same certified stone. Reve Diamonds lists it at £887. 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

1.28
Carat
E
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844684188
Dimensions6.63 × 7.53 × 4.43 mm
L/W Ratio1.14
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
6.63 mm7.53 mm1.28 ctE / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844684188
Side View
Table 59.0%Crown 36.1°Girdle: MED-THKPavilion 38.9°Culet: NoneDepth 58.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £593 GBP|Low: £190 GBP|High: £902 GBP|Avg: £460 GBP|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
October 31, 2026
Retailer 4£192 GBP
Retailer 7£226 GBP
Retailer 5£319 GBP
Retailer 6£337 GBP
Retailer 2£388 GBP
Retailer 9£463 GBP
Retailer 1£593 GBP
Retailer 8£631 GBP
Retailer 3£761 GBP
Reve Diamonds£887 GBP

11 data points across 10 retailers

10 retailers£192 GBP to £887 GBP

A
Cheapest Retailer
-
£192 GBP
$257 USD
Final sale: no returns
A
Retailer 2
-
£226 GBP
View
A
Retailer 3
-
£319 GBP
$428 USD
View
A
Retailer 4
-
£337 GBP
View
B+
Retailer 5
-
£388 GBP
$520 USD
View
Retailer 6
-
£463 GBP
A$955 AUD
View
Price last confirmed 7 days ago
B
Retailer 7
-
£593 GBP
$794 USD
View
B
Retailer 8
-
£631 GBP
$845 USD
View
B
Retailer 9
-
£761 GBP
$1,020 USD
View
Most Expensive
B
Reve Diamonds
F81D7F042 · Oct 30
£887 GBP
$1,189 USD
View
9 more retailers have this diamond
Prices start from £192 GBPSave up to £696 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
1.28ct Heart
£192 GBP