Round|Lab Grown|IGI

1.26ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG761551750

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761551750

Diamond specifications and retailer prices

From €155 EUR
$173 USD
As of November 1, 2026
Save €510 EUR (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €900 EUR at MOH London · As of October 21, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG761551750 or 761551750. Listed at 17 retailers as of October 31, 2026, with a 329% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.26
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761551750
Dimensions7.04 × 7.01 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm7.01 mm1.26 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761551750
Side View
Table 59.0%Crown 32.9°Girdle: ThinPavilion 41°Culet: NoneDepth 59.7%

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: Nov 1
Current: €900 EUR|Low: €149 EUR|High: €906 EUR|Avg: €418 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8€155 EUR
Retailer 10€192 EUR
Retailer 6€325 EUR
Retailer 5€342 EUR
Retailer 11€342 EUR
Retailer 3€416 EUR
Retailer 2€425 EUR
Retailer 4€426 EUR
Retailer 7€481 EUR
Retailer 9€510 EUR
MOH London€900 EUR

46 data points across 11 retailers

17 retailers€155 EUR to €665 EUR

A
Cheapest Retailer
-
€155 EUR
$173 USD
A
Retailer 2
-
€179 EUR
$200 USD
View
Retailer 3
-
€192 EUR
$214 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€192 EUR
$214 USD
View
A
Retailer 5
-
€325 EUR
View
A
Retailer 6
-
€342 EUR
£300 GBP
View
A
Retailer 7
-
€342 EUR
$382 USD
View
B+
Retailer 8
-
€397 EUR
$444 USD
View
B+
Retailer 9
-
€416 EUR
$465 USD
View
A
Retailer 10
-
€425 EUR
$475 USD
View
A
Retailer 11
-
€426 EUR
£375 GBP
View
B+
Retailer 12
-
€481 EUR
$537 USD
View
B+
Retailer 13
-
€510 EUR
$570 USD
View
Retailer 14
-
€589 EUR
$658 USD
View
Price last confirmed 46 days ago
B+
Retailer 15
-
€616 EUR
$688 USD
View
B
Retailer 16
-
€665 EUR
$743 USD
View
Most Expensive
MOH London
LG761551750 · Oct 21
€900 EUR
£792 GBP
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from €155 EURSave up to €510 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
€155 EUR