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Round|Lab Grown|IGI

1.05ct I I1 Round Lab Grown Diamond

ID • I/I1 • IGI LG492123276

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123276

Diamond specifications and retailer prices

From €365 EUR
$408 USD
As of October 29, 2026
Save €1,408 EUR (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,773 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG492123276 or 492123276. Listed at 8 retailers as of October 26, 2026, with prices from €365 to €1,773, a €1,408 spread on the same certified stone. MOH London lists it at €1,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
I
Color
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123276
Dimensions6.59 × 6.62 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.59 mm6.62 mm1.05 ctI / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123276
Side View
Table 56.0%Crown 33.4°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.5%

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 29
Current: €1,773 EUR|Low: €351 EUR|High: €1,793 EUR|Avg: €826 EUR|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 26, 2026
Retailer 3€365 EUR
Retailer 8€409 EUR
Retailer 4€453 EUR
Retailer 6€453 EUR
Retailer 5€718 EUR
Retailer 9€813 EUR
Retailer 2€1,272 EUR
Retailer 7€1,457 EUR
MOH London€1,773 EUR

13 data points across 9 retailers

8 retailers€365 EUR to €1,773 EUR

A
Cheapest Retailer
-
€365 EUR
$408 USD
B+
Retailer 2
-
€409 EUR
$457 USD
View
B+
Retailer 3
-
€453 EUR
$506 USD
View
B+
Retailer 4
-
€453 EUR
$506 USD
View
B+
Retailer 5
-
€718 EUR
$802 USD
View
B
Retailer 6
-
€1,272 EUR
$1,421 USD
View
B
Retailer 7
-
€1,457 EUR
$1,628 USD
View
Most Expensive
B
MOH London
LG492123276 · Oct 26
€1,773 EUR
£1,560 GBP
View
7 more retailers have this diamond
Prices start from €365 EURSave up to €1,408 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
1.05ct Round
€365 EUR