Radiant|Lab Grown|IGI

1.26ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG831676234

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

Certificate IGI LG831676234

Diamond specifications and retailer prices

From £146 GBP
$195 USD
As of October 30, 2026
Save £490 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £675 GBP at Rare Carat · As of October 5, 2026
View at Rare Carat

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831676234 or 831676234. Listed at 7 retailers as of October 30, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831676234
Dimensions7.35 × 5.39 × 3.64 mm
L/W Ratio1.36
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm5.39 mm1.26 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831676234
Side View
Table 66.0%Crown 47.4°Girdle: MediumPavilion 35.8°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £675 GBP|Low: £140 GBP|High: £856 GBP|Avg: £517 GBP|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4£146 GBP
Retailer 10£169 GBP
Retailer 5£222 GBP
Retailer 6£304 GBP
Retailer 3£422 GBP
Retailer 8£581 GBP
Retailer 2£584 GBP
Retailer 11£623 GBP
Rare Carat£675 GBP
Retailer 9£733 GBP
Retailer 7£856 GBP

14 data points across 11 retailers

7 retailers£146 GBP to £636 GBP

A
Cheapest Retailer
-
£146 GBP
$195 USD
A
Retailer 2
-
£222 GBP
View
B+
Retailer 3
-
£422 GBP
$565 USD
View
Retailer 4
-
£581 GBP
$779 USD
View
Price last confirmed 30 days ago
B+
Retailer 5
-
£584 GBP
$782 USD
View
B
Retailer 6
-
£636 GBP
$852 USD
View
Most Expensive
Rare Carat
LGRA10-142612 · Oct 5
£675 GBP
$905 USD
View
Price last confirmed 26 days ago
6 more retailers have this diamond
Prices start from £146 GBPSave up to £490 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
1.26ct Radiant
£146 GBP