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Radiant|Lab Grown|GCAL

3.09ct H SI1 Radiant Lab Grown Diamond

EX • H/SI1 • GCAL 322780022

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 322780022

Diamond specifications and retailer prices

From €354 EUR
As of November 6, 2026
Save €2,790 EUR (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,144 EUR at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 322780022. Listed at 13 retailers as of November 6, 2026, with prices from €354 to €3,144, a €2,790 spread on the same certified stone. Do Amore Diamonds lists it at €3,144. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40°
Pavilion angle56.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 322780022
Dimensions10.32 × 7.02 × 4.84 mm
L/W Ratio1.47
Culet sizeNone
Top View
10.32 mm7.02 mm3.09 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 322780022
Side View
Table 56.0%Crown 40°Girdle: THK-VTKPavilion 56.2°Culet: NoneDepth 68.9%

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 6
Current: €3,144 EUR|Low: €313 EUR|High: €3,144 EUR|Avg: €1,149 EUR|+5.1%
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
November 6, 2026
Retailer 12€354 EUR
Retailer 3€396 EUR
Retailer 7€396 EUR
Retailer 11€439 EUR
Retailer 4€647 EUR
Retailer 9€763 EUR
Retailer 2€1,283 EUR
Retailer 8€1,335 EUR
Retailer 13€1,557 EUR
Retailer 5€1,683 EUR
Retailer 6€1,773 EUR
Retailer 10€1,851 EUR
Do Amore Diamonds€3,144 EUR

31 data points across 13 retailers

13 retailers€354 EUR to €3,144 EUR

A
Cheapest Retailer
-
€354 EUR
A
Retailer 2
-
€396 EUR
View
A
Retailer 3
-
€396 EUR
View
Final sale: no returns
B+
Retailer 4
-
€439 EUR
View
B+
Retailer 5
-
€647 EUR
View
A
Retailer 6
-
€763 EUR
View
B+
Retailer 7
-
€1,283 EUR
View
B+
Retailer 8
-
€1,335 EUR
View
B+
Retailer 9
-
€1,557 EUR
View
B+
Retailer 10
-
€1,683 EUR
View
B+
Retailer 11
-
€1,773 EUR
View
B+
Retailer 12
-
€1,851 EUR
View
Most Expensive
B
Do Amore Diamonds
27-2D54A4920 · Nov 6
€3,144 EUR
$3,510 USD
View
12 more retailers have this diamond
Prices start from €354 EURSave up to €2,790 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
3.09ct Radiant
€354 EUR