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Radiant|Lab Grown|GCAL

3.03ct G SI1 Radiant Lab Grown Diamond

VG • G/SI1 • GCAL 322780073

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 322780073

Diamond specifications and retailer prices

From €395 EUR
As of November 6, 2026
Save €1,441 EUR (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,836 EUR at Riddles Jewelry · As of November 6, 2026
View at Riddles Jewelry

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant 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 322780073. Listed at 9 retailers as of November 6, 2026, with prices from €395 to €1,836, a €1,441 spread on the same certified stone. Riddles Jewelry lists it at €1,836. 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

3.03
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.5°
Pavilion angle62.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 322780073
Dimensions10.21 × 6.91 × 4.76 mm
L/W Ratio1.48
Culet sizeNone
Top View
10.21 mm6.91 mm3.03 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 322780073
Side View
Table 65.0%Crown 43.5°Girdle: THK-VTKPavilion 62.2°Culet: NoneDepth 68.8%

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: Nov 6
Current: €1,273 EUR|Low: €364 EUR|High: €1,836 EUR|Avg: €1,128 EUR|+8.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Riddles Jewelry
November 6, 2026
Retailer 6€395 EUR
Retailer 7€643 EUR
Retailer 2€695 EUR
Retailer 5€748 EUR
Retailer 1€1,273 EUR
Retailer 4€1,324 EUR
Retailer 8€1,672 EUR
Retailer 3€1,766 EUR
Riddles Jewelry€1,836 EUR

42 data points across 9 retailers

9 retailers€395 EUR to €1,836 EUR

A
Cheapest Retailer
-
€395 EUR
Final sale: no returns
B
Retailer 2
-
€643 EUR
View
B+
Retailer 3
-
€695 EUR
View
A
Retailer 4
-
€748 EUR
View
B
Retailer 5
-
€1,273 EUR
View
B
Retailer 6
-
€1,324 EUR
View
B
Retailer 7
-
€1,672 EUR
View
B
Retailer 8
-
€1,766 EUR
View
Most Expensive
B
Riddles Jewelry
1966654636 · Nov 6
€1,836 EUR
$2,050 USD
View
8 more retailers have this diamond
Prices start from €395 EURSave up to €1,441 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
3.03ct Radiant
€395 EUR