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Round|Lab Grown|GCAL

1.23ct J VS2 Round Lab Grown Diamond

ID • J/VS2

Diamond specifications and retailer prices

From €2,063 EUR
CA$3,202 CAD
As of October 30, 2026
Save €1,576 EUR (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,639 EUR at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 2 retailers as of October 30, 2026, with prices from €2,063 to €3,639, a €1,576 spread on the same certified stone. The Diamond Guys lists it at €3,639. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions6.79 × 6.83 × 4.25 mm
L/W Ratio1.01
Top View
6.79 mm6.83 mm1.23 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 59.0%CrownGirdle: MediumPavilionCuletDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €2,063 EUR|Low: €1,393 EUR|High: €3,891 EUR|Avg: €2,673 EUR
Retailer 1
Retailer 2
The Diamond Guys
September 4, 2026
Retailer 2€1,393 EUR
Retailer 1€2,063 EUR
The Diamond Guys€3,639 EUR

5 data points across 3 retailers

2 retailers€2,063 EUR to €3,639 EUR

B
Cheapest Retailer
-
€2,063 EUR
CA$3,202 CAD
Most Expensive
C
The Diamond Guys
1842025531 · Nov 1
€3,639 EUR
$4,066 USD
View
1 more retailer has this diamond
Prices start from €2,063 EURSave up to €1,576 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.

B
1.23ct Round
€2,063 EUR