Radiant|Lab Grown|IGI

1.28ct E VS2 Radiant Lab Grown Diamond

GD • E/VS2 • IGI LG605341056

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605341056

Diamond specifications and retailer prices

From £279 GBP
$374 USD
As of October 30, 2026
Save £1,079 GBP (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,358 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG605341056 or 605341056. Listed at 13 retailers as of October 30, 2026, with prices from £279 to £1,358, a £1,079 spread on the same certified stone. Do Amore Diamonds lists it at £1,358. 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
VS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605341056
Dimensions7.33 × 5.37 × 3.66 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.33 mm5.37 mm1.28 ctE / VS2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605341056
Side View
Table 65.0%Crown 40°Girdle: MediumPavilion 32.4°Culet: NoneDepth 68.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,358 GBP|Low: £279 GBP|High: £1,358 GBP|Avg: £570 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8£279 GBP
Retailer 6£308 GBP
Retailer 2£358 GBP
Retailer 7£361 GBP
Retailer 10£475 GBP
Retailer 5£512 GBP
Retailer 4£567 GBP
Retailer 9£752 GBP
Retailer 3£782 GBP
Do Amore Diamonds£1,358 GBP

42 data points across 10 retailers

13 retailers£279 GBP to £1,358 GBP

Retailer 1
-
£176 GBP
$236 USD
Price last confirmed 27 days ago
B+
Retailer 2
-
£279 GBP
$374 USD
View
B+
Retailer 3
-
£308 GBP
$413 USD
View
B+
Retailer 4
-
£358 GBP
View
B+
Retailer 5
-
£361 GBP
$484 USD
View
Retailer 6
-
£475 GBP
$637 USD
View
Price last confirmed 67 days ago
Retailer 7
-
£512 GBP
A$1,056 AUD
View
Price last confirmed 29 days ago
B
Retailer 8
-
£534 GBP
View
B
Retailer 9
-
£567 GBP
$760 USD
View
Retailer 10
-
£624 GBP
$836 USD
View
Price last confirmed 30 days ago
Retailer 11
-
£752 GBP
$1,008 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
£782 GBP
View
Most Expensive
C
Do Amore Diamonds
27-FB396D011 · Oct 30
£1,358 GBP
$1,820 USD
View
12 more retailers have this diamond
Prices start from £279 GBPSave up to £1,079 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+
1.28ct Radiant
£279 GBP