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Radiant|Lab Grown|IGI

1.18ct D FL Radiant Lab Grown Diamond

VG • D/FL

Diamond specifications and retailer prices

From $310 CAD
$222 USD
As of November 2, 2026
Save $2,071 CAD (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,381 CAD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI. Listed at 5 retailers as of October 31, 2026, with prices from $310 to $2,381, a $2,071 spread on the same certified stone. Blue Nile lists it at $2,381. 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

1.18
Carat
D
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.28 × 5.10 × 3.66 mm
L/W Ratio1.43
Top View
7.28 mm5.10 mm1.18 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 66.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 71.8%

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 2
Current: $2,381 CAD|Low: $310 CAD|High: $3,364 CAD|Avg: $1,521 CAD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2$310 CAD
Retailer 5$361 CAD
Retailer 3$721 CAD
Retailer 4$1,367 CAD
Blue Nile$2,381 CAD
Retailer 6$3,364 CAD

12 data points across 6 retailers

5 retailers$310 CAD to $2,381 CAD

A
Cheapest Retailer
-
$310 CAD
$222 USD
A
Retailer 2
-
$361 CAD
$258 USD
View
A
Retailer 3
-
$721 CAD
$516 USD
View
B+
Retailer 4
-
$1,367 CAD
$978 USD
View
Most Expensive
B
Blue Nile
30353746 · Oct 31
$2,381 CAD
$1,704 USD
View
4 more retailers have this diamond
Prices start from $310 CADSave up to $2,071 CAD

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
1.18ct Radiant
$310 CAD