Round|Lab Grown|IGI

1.05ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG792619617

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792619617

Diamond specifications and retailer prices

From €430 EUR
$480 USD
As of October 31, 2026
12 retailers carry this diamond
Most expensive: €745 EUR at MOH London · As of October 8, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792619617 or 792619617. Listed at 12 retailers as of October 31, 2026. 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

1.05
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792619617
Dimensions6.58 × 6.56 × 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 Type IIa
Top View
6.58 mm6.56 mm1.05 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792619617
Side View
Table 56.0%Crown 33.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €745 EUR|Low: €121 EUR|High: €747 EUR|Avg: €333 EUR|+2.5%
MOH London
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
Retailer 16
Retailer 17
October 8, 2026
Retailer 17€122 EUR
Retailer 16€141 EUR
Retailer 12€148 EUR
Retailer 5€158 EUR
Retailer 15€158 EUR
Retailer 10€260 EUR
Retailer 9€286 EUR
Retailer 14€294 EUR
Retailer 2€356 EUR
Retailer 13€367 EUR
Retailer 3€380 EUR
Retailer 11€430 EUR
Retailer 4€438 EUR
Retailer 7€446 EUR
Retailer 6€508 EUR
Retailer 8€557 EUR
MOH London€745 EUR

21 data points across 17 retailers

12 retailers

Retailer 1
-
€122 EUR
$136 USD
Price last confirmed 24 days ago
Retailer 2
-
€148 EUR
$165 USD
View
Price last confirmed 25 days ago
Retailer 3
-
€158 EUR
$176 USD
View
Price last confirmed 24 days ago
Retailer 4
-
€158 EUR
$176 USD
View
Price last confirmed 27 days ago
Retailer 5
-
€356 EUR
£313 GBP
View
Price last confirmed 24 days ago
Retailer 6
-
€367 EUR
$410 USD
View
Price last confirmed 24 days ago
Retailer 7
-
€380 EUR
$425 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
€430 EUR
$480 USD
View
Retailer 9
-
€438 EUR
SGD 661 SGD
View
Price last confirmed 24 days ago
Retailer 10
-
€508 EUR
$567 USD
View
Price last confirmed 28 days ago
Retailer 11
-
€557 EUR
$622 USD
View
Price last confirmed 23 days ago
Most Expensive
MOH London
LG792619617 · Oct 8
€745 EUR
£655 GBP
View
Price last confirmed 23 days ago
11 more retailers have this diamond
Prices start from €430 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.

B+
1.05ct Round
€430 EUR