Round|Lab Grown|GCAL

3.00ct G SI1 Round Lab Grown Diamond

VG • G/SI1 • GCAL 330310223

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330310223

Diamond specifications and retailer prices

From €348 EUR
As of November 5, 2026
Save €1,481 EUR (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,829 EUR at Riddles Jewelry · As of November 4, 2026
View at Riddles Jewelry

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 very-good cut grade and certified by GCAL 330310223. Listed at 17 retailers as of November 4, 2026, with prices from €348 to €1,829, a €1,481 spread on the same certified stone. Riddles Jewelry lists it at €1,829. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330310223
Dimensions9.14 × 9.20 × 5.72 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.14 mm9.20 mm3.00 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 330310223
Side View
Table 60.0%Crown 36.5°Girdle: STK-STKPavilion 41°Culet: NoneDepth 62.4%

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: €1,476 EUR|Low: €312 EUR|High: €1,829 EUR|Avg: €979 EUR|+7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Riddles Jewelry
November 6, 2026
Retailer 8€348 EUR
Retailer 11€389 EUR
Retailer 2€431 EUR
Retailer 12€431 EUR
Retailer 3€640 EUR
Retailer 9€670 EUR
Retailer 5€684 EUR
Retailer 7€1,318 EUR
Retailer 1€1,476 EUR
Retailer 10€1,531 EUR
Retailer 4€1,665 EUR
Retailer 6€1,744 EUR
Riddles Jewelry€1,829 EUR

42 data points across 13 retailers

17 retailers€348 EUR to €1,829 EUR

Retailer 1
-
€325 EUR
Price last confirmed 45 days ago
A
Retailer 2
-
€348 EUR
View
Retailer 3
-
€377 EUR
View
Price last confirmed 44 days ago
A
Retailer 4
-
€389 EUR
View
Final sale: no returns
Retailer 5
-
€398 EUR
View
Price last confirmed 45 days ago
Retailer 6
-
€431 EUR
View
Price last confirmed 12 days ago
B+
Retailer 7
-
€431 EUR
View
B+
Retailer 8
-
€640 EUR
View
B+
Retailer 9
-
€670 EUR
View
B+
Retailer 10
-
€684 EUR
View
B
Retailer 11
-
€1,318 EUR
View
Retailer 12
-
€1,431 EUR
View
Price last confirmed 46 days ago
B
Retailer 13
-
€1,476 EUR
View
B
Retailer 14
-
€1,531 EUR
View
B
Retailer 15
-
€1,665 EUR
View
B
Retailer 16
-
€1,744 EUR
View
Most Expensive
B
Riddles Jewelry
1966654835 · Nov 4
€1,829 EUR
$2,053 USD
View
16 more retailers have this diamond
Prices start from €348 EURSave up to €1,481 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
€348 EUR