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Round|Lab Grown|GIA

3.00ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GIA 1226939069

Certificate GIA 1226939069

Diamond specifications and retailer prices

From $1,923 AUD
As of November 6, 2026
Save $3,768 AUD (66%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,691 AUD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1226939069. Listed at 3 retailers as of November 6, 2026, with prices from $1,923 to $5,691, a $3,768 spread on the same certified stone. The Diamond Guys lists it at $5,691. 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

3.00
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1226939069
Dimensions9.20 × 9.16 × 5.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
9.20 mm9.16 mm3.00 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1226939069
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $1,923 AUD|Low: $1,923 AUD|High: $5,691 AUD|Avg: $4,126 AUD|-12.0%
Retailer 1
Retailer 2
The Diamond Guys
November 6, 2026
Retailer 1$1,923 AUD
Retailer 2$3,943 AUD
The Diamond Guys$5,691 AUD

3 data points across 3 retailers

3 retailers$1,923 AUD to $5,691 AUD

B+
Cheapest Retailer
-
$1,923 AUD
B
Retailer 2
-
$3,943 AUD
View
Most Expensive
B
The Diamond Guys
1779253158 · Nov 6
$5,691 AUD
$3,984 USD
View
2 more retailers have this diamond
Prices start from $1,923 AUDSave up to $3,768 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+
3.00ct Round
$1,923 AUD