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Heart|Lab Grown|IGI

1.28ct E VVS2 Heart Lab Grown Diamond

ID • E/VVS2 • IGI LG742508999

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG742508999

Diamond specifications and retailer prices

From £151 GBP
$202 USD
As of October 30, 2026
Save £746 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £896 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 top-tier cut grade and certified by IGI LG742508999 or 742508999. Listed at 18 retailers as of October 30, 2026, with prices from £151 to £896, a £746 spread on the same certified stone. Reve Diamonds lists it at £896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742508999
Dimensions6.62 × 7.58 × 4.57 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.62 mm7.58 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742508999
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 60.3%

Caratlytics Score

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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: £344 GBP|Low: £151 GBP|High: £955 GBP|Avg: £446 GBP|+1.4%
Retailer 1
Retailer 2
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Retailer 4
Retailer 5
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Reve Diamonds
October 30, 2026
Retailer 16£151 GBP
Retailer 8£168 GBP
Retailer 13£175 GBP
Retailer 2£187 GBP
Retailer 3£187 GBP
Retailer 15£230 GBP
Retailer 11£322 GBP
Retailer 9£325 GBP
Retailer 1£344 GBP
Retailer 6£390 GBP
Retailer 5£428 GBP
Retailer 12£457 GBP
Retailer 17£602 GBP
Retailer 14£604 GBP
Retailer 7£642 GBP
Retailer 4£769 GBP
Retailer 10£881 GBP
Reve Diamonds£896 GBP

38 data points across 18 retailers

18 retailers£151 GBP to £896 GBP

A
Cheapest Retailer
-
£151 GBP
$202 USD
A
Retailer 2
-
£168 GBP
$225 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$235 USD
View
A
Retailer 4
-
£187 GBP
$251 USD
View
A
Retailer 5
-
£187 GBP
$251 USD
View
Retailer 6
-
£230 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£322 GBP
ZAR 6,961 ZAR
View
A
Retailer 8
-
£325 GBP
$435 USD
View
A
Retailer 9
-
£344 GBP
View
B+
Retailer 10
-
£390 GBP
$522 USD
View
B+
Retailer 11
-
£428 GBP
$573 USD
View
B+
Retailer 12
-
£457 GBP
A$943 AUD
View
B+
Retailer 13
-
£602 GBP
$807 USD
View
B+
Retailer 14
-
£604 GBP
$809 USD
View
B
Retailer 15
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£642 GBP
$860 USD
View
B
Retailer 16
-
£769 GBP
$1,030 USD
View
B
Retailer 17
-
£881 GBP
View
Most Expensive
B
Reve Diamonds
8A53DF267 · Oct 30
£896 GBP
$1,201 USD
View
17 more retailers have this diamond
Prices start from £151 GBPSave up to £746 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
£151 GBP