Round|Lab Grown|GCAL

3.09ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GCAL 330160230

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330160230

Diamond specifications and retailer prices

From $401 USD
As of October 29, 2026
Save $3,159 USD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,560 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown round diamond

This 3.09ct 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 330160230. Listed at 19 retailers as of October 29, 2026, with prices from $401 to $3,560, a $3,159 spread on the same certified stone. Do Amore Diamonds lists it at $3,560. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330160230
Dimensions9.32 × 9.36 × 5.80 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.32 mm9.36 mm3.09 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330160230
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

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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 29
Current: $3,560 USD|Low: $360 USD|High: $3,560 USD|Avg: $1,265 USD|+6.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 12$401 USD
Retailer 4$449 USD
Retailer 3$498 USD
Retailer 5$498 USD
Retailer 6$738 USD
Retailer 13$794 USD
Retailer 2$799 USD
Retailer 9$834 USD
Retailer 8$1,481 USD
Retailer 11$1,525 USD
Retailer 15$1,766 USD
Retailer 7$1,916 USD
Retailer 10$2,022 USD
Retailer 14$2,115 USD
Do Amore Diamonds$3,560 USD

41 data points across 15 retailers

19 retailers$401 USD to $3,560 USD

Retailer 1
-
$375 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$401 USD
View
Retailer 3
-
$420 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$449 USD
View
Final sale: no returns
Retailer 5
-
$459 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
$498 USD
View
A
Retailer 7
-
$498 USD
View
B+
Retailer 8
-
$738 USD
View
A
Retailer 9
-
$751 USD
View
A
Retailer 10
-
$794 USD
View
A
Retailer 11
-
$799 USD
£629 GBP
View
B
Retailer 12
-
$1,481 USD
£1,166 GBP
View
B+
Retailer 13
-
$1,525 USD
CA$2,118 CAD
View
Retailer 14
-
$1,651 USD
View
Price last confirmed 40 days ago
B
Retailer 15
-
$1,766 USD
View
B
Retailer 16
-
$1,916 USD
View
B
Retailer 17
-
$2,022 USD
£1,592 GBP
View
B
Retailer 18
-
$2,115 USD
View
Most Expensive
B
Do Amore Diamonds
27-E1F17E686 · Oct 31
$3,560 USD
View
18 more retailers have this diamond
Prices start from $401 USDSave up to $3,159 USD

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
$401 USD