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Round|Lab Grown|GCAL

3.00ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • GCAL 331030120

Shape and cutting style on the report: Round brilliant

Certificate GCAL 331030120

Diamond specifications and retailer prices

From €349 EUR
$391 USD
As of November 1, 2026
Save €2,745 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,094 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 GCAL 331030120. Listed at 17 retailers as of November 1, 2026, with prices from €349 to €3,094, a €2,745 spread on the same certified stone. Do Amore Diamonds lists it at €3,094. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331030120
Dimensions9.22 × 9.26 × 5.75 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.22 mm9.26 mm3.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 331030120
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 1
Current: €3,094 EUR|Low: €312 EUR|High: €3,094 EUR|Avg: €1,085 EUR|+4.5%
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
November 2, 2026
Retailer 10€349 EUR
Retailer 14€390 EUR
Retailer 6€404 EUR
Retailer 3€432 EUR
Retailer 4€640 EUR
Retailer 11€670 EUR
Retailer 2€686 EUR
Retailer 9€1,319 EUR
Retailer 8€1,491 EUR
Retailer 13€1,532 EUR
Retailer 5€1,667 EUR
Retailer 7€1,751 EUR
Retailer 12€1,830 EUR
Do Amore Diamonds€3,094 EUR

42 data points across 14 retailers

17 retailers€349 EUR to €3,094 EUR

Retailer 1
-
€325 EUR
$365 USD
Price last confirmed 41 days ago
A
Retailer 2
-
€349 EUR
$391 USD
View
Retailer 3
-
€377 EUR
$423 USD
View
Price last confirmed 40 days ago
A
Retailer 4
-
€390 EUR
$437 USD
View
Final sale: no returns
Retailer 5
-
€399 EUR
$447 USD
View
Price last confirmed 42 days ago
A
Retailer 6
-
€432 EUR
$484 USD
View
B+
Retailer 7
-
€640 EUR
$718 USD
View
A
Retailer 8
-
€670 EUR
$752 USD
View
A
Retailer 9
-
€686 EUR
£606 GBP
View
B
Retailer 10
-
€1,319 EUR
CA$2,055 CAD
View
Retailer 11
-
€1,432 EUR
$1,606 USD
View
Price last confirmed 42 days ago
B
Retailer 12
-
€1,491 EUR
£1,317 GBP
View
B
Retailer 13
-
€1,532 EUR
$1,718 USD
View
B
Retailer 14
-
€1,667 EUR
$1,869 USD
View
B
Retailer 15
-
€1,751 EUR
£1,546 GBP
View
B
Retailer 16
-
€1,830 EUR
$2,053 USD
View
Most Expensive
B
Do Amore Diamonds
27-794AE4260 · Nov 1
€3,094 EUR
$3,470 USD
View
16 more retailers have this diamond
Prices start from €349 EURSave up to €2,745 EUR

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
3.00ct Round
€349 EUR