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Radiant|Lab Grown|IGI

1.27ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG751511343

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

Certificate IGI LG751511343

Diamond specifications and retailer prices

From £152 GBP
$204 USD
As of October 30, 2026
Save £1,311 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,463 GBP at Do Amore Diamonds · As of October 30, 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 LG751511343 or 751511343. Listed at 17 retailers as of October 30, 2026, with prices from £152 to £1,463, a £1,311 spread on the same certified stone. Do Amore Diamonds lists it at £1,463. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511343
Dimensions7.69 × 5.33 × 3.60 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.69 mm5.33 mm1.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511343
Side View
Table 66.0%Crown 45.5°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.5%

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: £389 GBP|Low: £112 GBP|High: £1,000 GBP|Avg: £414 GBP|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 7£112 GBP
Retailer 12£152 GBP
Retailer 5£170 GBP
Retailer 2£177 GBP
Retailer 3£189 GBP
Retailer 13£189 GBP
Retailer 15£326 GBP
Retailer 1£389 GBP
Retailer 4£429 GBP
Retailer 10£485 GBP
Retailer 8£509 GBP
Retailer 11£610 GBP
Retailer 14£670 GBP
Retailer 9£837 GBP
Retailer 6£1,000 GBP

43 data points across 15 retailers

17 retailers£152 GBP to £1,463 GBP

A
Cheapest Retailer
-
£152 GBP
$204 USD
A
Retailer 2
-
£170 GBP
$228 USD
View
Final sale: no returns
A
Retailer 3
-
£177 GBP
$237 USD
View
A
Retailer 4
-
£189 GBP
$253 USD
View
A
Retailer 5
-
£189 GBP
$253 USD
View
A
Retailer 6
-
£276 GBP
$370 USD
View
A
Retailer 7
-
£326 GBP
$437 USD
View
B+
Retailer 8
-
£389 GBP
View
B+
Retailer 9
-
£429 GBP
$575 USD
View
Retailer 10
-
£485 GBP
$650 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
£509 GBP
A$1,049 AUD
View
B
Retailer 12
-
£610 GBP
$817 USD
View
B
Retailer 13
-
£670 GBP
$898 USD
View
B
Retailer 14
-
£799 GBP
$1,070 USD
View
B
Retailer 15
-
£837 GBP
View
B
Retailer 16
-
£901 GBP
$1,207 USD
View
Most Expensive
B
Do Amore Diamonds
27-CB46B09A6 · Oct 30
£1,463 GBP
$1,960 USD
View
16 more retailers have this diamond
Prices start from £152 GBPSave up to £1,311 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
£152 GBP