Radiant|Lab Grown|IGI

1.21ct D FL Radiant Lab Grown Diamond

ID • D/FL

Diamond specifications and retailer prices

From €203 EUR
$227 USD
As of October 30, 2026
Save €692 EUR (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €895 EUR at NZ Jewellers · As of November 1, 2026
View at NZ Jewellers

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 3 retailers as of October 30, 2026, with prices from €203 to €895, a €692 spread on the same certified stone. NZ Jewellers lists it at €895. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.33 × 5.47 × 3.58 mm
L/W Ratio1.34
Top View
7.33 mm5.47 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 64.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 65.4%

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: Oct 30
Current: €895 EUR|Low: €203 EUR|High: €1,327 EUR|Avg: €791 EUR|-27.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3€203 EUR
Retailer 2€236 EUR
NZ Jewellers€895 EUR
Retailer 5€1,129 EUR
Retailer 4€1,327 EUR

24 data points across 5 retailers

3 retailers€203 EUR to €895 EUR

A
Cheapest Retailer
-
€203 EUR
$227 USD
A
Retailer 2
-
€236 EUR
$264 USD
View
Most Expensive
B+
NZ Jewellers
0fd64082-ee0b-4f99-8f2c-deb70326c96f · Nov 1
€895 EUR
$1,000 USD
View
2 more retailers have this diamond
Prices start from €203 EURSave up to €692 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
1.21ct Radiant
€203 EUR