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Round|Lab Grown|GIA

0.30ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • GIA 6535862303

Certificate GIA 6535862303

Diamond specifications and retailer prices

From $870 AUD
$611 USD
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $2,141 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6535862303. Listed at 2 retailers as of October 30, 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

0.30
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6535862303
Dimensions4.30 × 4.28 × 2.66 mm
L/W Ratio1.00
Top View
4.30 mm4.28 mm0.30 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535862303
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $2,141 AUD|Low: $870 AUD|High: $2,202 AUD|Avg: $1,432 AUD|-2.8%
MOH London
Retailer 2
October 30, 2026
Retailer 2$870 AUD
MOH London$2,141 AUD

4 data points across 2 retailers

2 retailers

B
Cheapest Retailer
-
$870 AUD
$611 USD
Most Expensive
MOH London
6535862303 · Oct 29
$2,141 AUD
£1,184 GBP
View
Price under review
1 more retailer has this diamond
Prices start from $870 AUD

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
0.30ct Round
$870 AUD