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Round|Lab Grown|GCAL

3.09ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • GCAL 331110451

Shape and cutting style on the report: Round brilliant

Certificate GCAL 331110451

Diamond specifications and retailer prices

From $624 AUD
As of November 5, 2026
Save $2,935 AUD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,559 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 331110451. Listed at 16 retailers as of November 5, 2026, with prices from $624 to $3,559, a $2,935 spread on the same certified stone. MOH London lists it at $3,559. 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

3.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331110451
Dimensions9.37 × 9.42 × 5.72 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.37 mm9.42 mm3.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 331110451
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $3,559 AUD|Low: $554 AUD|High: $3,588 AUD|Avg: $1,741 AUD|+22.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$624 AUD
Retailer 5$716 AUD
Retailer 13$774 AUD
Retailer 10$1,103 AUD
Retailer 3$1,143 AUD
Retailer 2$1,147 AUD
Retailer 7$1,236 AUD
Retailer 6$2,281 AUD
Retailer 8$2,374 AUD
Retailer 12$2,748 AUD
Retailer 4$2,943 AUD
Retailer 11$3,293 AUD
MOH London$3,559 AUD

44 data points across 13 retailers

16 retailers$624 AUD to $3,559 AUD

Retailer 1
-
$577 AUD
Price last confirmed 44 days ago
A
Retailer 2
-
$624 AUD
View
Retailer 3
-
$647 AUD
View
Price last confirmed 44 days ago
Retailer 4
-
$707 AUD
View
Price last confirmed 45 days ago
A
Retailer 5
-
$774 AUD
View
A
Retailer 6
-
$1,103 AUD
View
B+
Retailer 7
-
$1,143 AUD
View
A
Retailer 8
-
$1,147 AUD
View
A
Retailer 9
-
$1,236 AUD
View
B+
Retailer 10
-
$2,281 AUD
View
B
Retailer 11
-
$2,374 AUD
View
Retailer 12
-
$2,541 AUD
View
Price last confirmed 46 days ago
B
Retailer 13
-
$2,748 AUD
View
B
Retailer 14
-
$2,943 AUD
View
B
Retailer 15
-
$3,293 AUD
View
Most Expensive
B
MOH London
331110451 · Nov 5
$3,559 AUD
£1,962 GBP
View
15 more retailers have this diamond
Prices start from $624 AUDSave up to $2,935 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
3.09ct Round
$624 AUD