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Radiant|Lab Grown|IGI

1.22ct D FL Radiant Lab Grown Diamond

D/FL

Diamond specifications and retailer prices

From $318 SGD
$249 USD
As of November 2, 2026
Save $2,672 SGD (89%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,990 SGD at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 6 retailers as of November 2, 2026, with prices from $318 to $2,990, a $2,672 spread on the same certified stone. Helzberg Diamonds lists it at $2,990. 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

1.22
Carat
D
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.76 × 5.27 × 3.44 mm
L/W Ratio1.47
Top View
7.76 mm5.27 mm1.22 ctD / FL
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 66.0%CrownGirdle: MediumPavilionCuletDepth 65.3%

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 2
Current: $2,990 SGD|Low: $318 SGD|High: $2,990 SGD|Avg: $1,205 SGD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2$318 SGD
Retailer 6$384 SGD
Retailer 3$409 SGD
Retailer 5$409 SGD
Retailer 4$1,316 SGD
Helzberg Diamonds$2,990 SGD

10 data points across 6 retailers

6 retailers$318 SGD to $2,990 SGD

A
Cheapest Retailer
-
$318 SGD
$249 USD
B+
Retailer 2
-
$384 SGD
$300 USD
View
Retailer 3
-
$409 SGD
$320 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$409 SGD
$320 USD
View
B
Retailer 5
-
$1,316 SGD
$1,029 USD
View
Most Expensive
C
Helzberg Diamonds
ZXZNPGMGMONI · Nov 2
$2,990 SGD
$2,338 USD
View
5 more retailers have this diamond
Prices start from $318 SGDSave up to $2,672 SGD

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
1.22ct Radiant
$318 SGD