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Round|Lab Grown|IGI

1.26ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG766644661

Shape and cutting style on the report: Round brilliant

Certificate IGI LG766644661

Diamond specifications and retailer prices

From €318 EUR
As of November 3, 2026
Save €549 EUR (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €867 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG766644661 or 766644661. Listed at 10 retailers as of November 2, 2026, with prices from €318 to €867, a €549 spread on the same certified stone. MOH London lists it at €867. 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

1.26
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766644661
Dimensions6.99 × 6.90 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.99 mm6.90 mm1.26 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG766644661
Side View
Table 61.0%Crown 37.7°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: €867 EUR|Low: €185 EUR|High: €893 EUR|Avg: €457 EUR|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 7€185 EUR
Retailer 3€318 EUR
Retailer 5€329 EUR
Retailer 9€332 EUR
Retailer 10€355 EUR
Retailer 8€409 EUR
Retailer 2€410 EUR
Retailer 4€485 EUR
Retailer 6€526 EUR
MOH London€867 EUR

33 data points across 10 retailers

10 retailers€318 EUR to €867 EUR

Retailer 1
-
€185 EUR
Price last confirmed 12 days ago
A
Retailer 2
-
€318 EUR
View
B+
Retailer 3
-
€329 EUR
View
B+
Retailer 4
-
€332 EUR
View
B+
Retailer 5
-
€355 EUR
View
B+
Retailer 6
-
€409 EUR
View
B+
Retailer 7
-
€410 EUR
View
B
Retailer 8
-
€485 EUR
View
B
Retailer 9
-
€526 EUR
View
Most Expensive
B
MOH London
LG766644661 · Nov 2
€867 EUR
£766 GBP
View
9 more retailers have this diamond
Prices start from €318 EURSave up to €549 EUR

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 Round
€318 EUR