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Radiant|Lab Grown|IGI

1.27ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG615363381

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

Certificate IGI LG615363381

Diamond specifications and retailer prices

From £143 GBP
$192 USD
As of October 30, 2026
Save £1,230 GBP (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,373 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615363381 or 615363381. Listed at 12 retailers as of October 30, 2026, with prices from £143 to £1,373, a £1,230 spread on the same certified stone. Do Amore Diamonds lists it at £1,373. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615363381
Dimensions7.77 × 5.28 × 3.56 mm
L/W Ratio1.47
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
7.77 mm5.28 mm1.27 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615363381
Side View
Table 65.0%Crown 43.4°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 67.4%

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: £1,373 GBP|Low: £137 GBP|High: £1,373 GBP|Avg: £537 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 17
October 30, 2026
Retailer 14£143 GBP
Retailer 3£161 GBP
Retailer 12£166 GBP
Retailer 2£247 GBP
Retailer 16£311 GBP
Retailer 5£327 GBP
Retailer 7£379 GBP
Retailer 8£399 GBP
Retailer 11£480 GBP
Retailer 9£495 GBP
Retailer 13£574 GBP
Retailer 15£631 GBP
Retailer 4£731 GBP
Retailer 6£737 GBP
Retailer 10£790 GBP
Retailer 17£970 GBP
Do Amore Diamonds£1,373 GBP

40 data points across 17 retailers

12 retailers£143 GBP to £1,373 GBP

A
Cheapest Retailer
-
£143 GBP
$192 USD
A
Retailer 2
-
£161 GBP
$216 USD
View
Final sale: no returns
A
Retailer 3
-
£166 GBP
$223 USD
View
A
Retailer 4
-
£247 GBP
View
A
Retailer 5
-
£311 GBP
$417 USD
View
B+
Retailer 6
-
£480 GBP
A$989 AUD
View
B
Retailer 7
-
£574 GBP
$769 USD
View
B
Retailer 8
-
£631 GBP
$845 USD
View
B
Retailer 9
-
£731 GBP
$980 USD
View
B
Retailer 10
-
£790 GBP
View
B
Retailer 11
-
£970 GBP
$1,300 USD
View
Most Expensive
B
Do Amore Diamonds
27-BAA0DB438 · Oct 31
£1,373 GBP
$1,840 USD
View
11 more retailers have this diamond
Prices start from £143 GBPSave up to £1,230 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
1.27ct Radiant
£143 GBP