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Round|Lab Grown|IGI

1.03ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG450030543

Certificate IGI LG450030543

Diamond specifications and retailer prices

From $1,355 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $1,355 USD 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 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG450030543 or 450030543. 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

1.03
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG450030543
Dimensions6.53 × 6.63 mm
L/W Ratio1.02
Top View
6.53 mm6.63 mm1.03 ctG / SI2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG450030543
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.8%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 1
Current: $1,355 USD|Low: $1,294 USD|High: $2,214 USD|Avg: $1,640 USD|-38.8%
September 23, 2026
B2C Jewels$1,355 USD

4 data points across 1 retailer

1 retailer

C
B2C Jewels
19286769 · Nov 1
$1,355 USD
View

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C
1.03ct Round
$1,355 USD