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1.05ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG472170858

Shape and cutting style on the report: Round brilliant

Certificate IGI LG472170858

Diamond specifications and retailer prices

From €1,157 EUR
$1,293 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €1,157 EUR at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG472170858 or 472170858. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG472170858
Dimensions6.51 × 6.46 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
6.51 mm6.46 mm1.05 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG472170858
Side View
Table 57.5%Crown 33.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.4%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 1
Current: €1,157 EUR|Low: €1,100 EUR|High: €1,925 EUR|Avg: €1,415 EUR|-39.9%
September 23, 2026
B2C Jewels€1,157 EUR

4 data points across 1 retailer

1 retailer

C
B2C Jewels
20033471 · Nov 1
€1,157 EUR
$1,293 USD
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C
1.05ct Round
€1,157 EUR