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Round|Lab Grown|GCAL

3.07ct G SI1 Round Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From $636 AUD
$447 USD
As of October 30, 2026
Save $2,680 AUD (81%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,316 AUD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 3.07ct lab-grown round diamond

This 3.07ct 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 GCAL. Listed at 2 retailers as of October 30, 2026, with prices from $636 to $3,316, a $2,680 spread on the same certified stone. Diamond Exchange Canada lists it at $3,316. 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

3.07
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions9.30 × 9.36 × 5.73 mm
L/W Ratio1.01
Top View
9.30 mm9.36 mm3.07 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCuletDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,316 AUD|Low: $531 AUD|High: $3,316 AUD|Avg: $1,454 AUD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 3$531 AUD
Retailer 2$636 AUD
Retailer 5$651 AUD
Retailer 6$837 AUD
Retailer 4$2,336 AUD
Diamond Exchange Canada$3,316 AUD

8 data points across 6 retailers

2 retailers$636 AUD to $3,316 AUD

A
Cheapest Retailer
-
$636 AUD
$447 USD
Most Expensive
C
Diamond Exchange Canada
1986530028 · Oct 30
$3,316 AUD
CA$3,235 CAD
View
1 more retailer has this diamond
Prices start from $636 AUDSave up to $2,680 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.

A
3.07ct Round
$636 AUD