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Radiant|Lab Grown|IGI

1.00ct F SI2 Radiant Lab Grown Diamond

VG • F/SI2 • IGI LG851650408

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG851650408

Diamond specifications and retailer prices

From $293 CAD
As of November 6, 2026
Save $1,496 CAD (84%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,788 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG851650408 or 851650408. Listed at 6 retailers as of November 5, 2026, with prices from $293 to $1,788, a $1,496 spread on the same certified stone. MOH London lists it at $1,788. 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

1.00
Carat
F
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle26.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851650408
Dimensions6.76 × 4.90 × 3.05 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm4.90 mm1.00 ctF / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851650408
Side View
Table 69.0%Crown 40.9°Girdle: ThickPavilion 26.3°Culet: NoneDepth 62.2%

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: $1,788 CAD|Low: $293 CAD|High: $1,794 CAD|Avg: $605 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$293 CAD
Retailer 4$367 CAD
Retailer 6$408 CAD
Retailer 2$440 CAD
Retailer 3$668 CAD
MOH London$1,788 CAD

7 data points across 6 retailers

6 retailers$293 CAD to $1,788 CAD

B+
Cheapest Retailer
-
$293 CAD
B+
Retailer 2
-
$367 CAD
View
B+
Retailer 3
-
$408 CAD
View
A
Retailer 4
-
$440 CAD
View
B
Retailer 5
-
$668 CAD
View
Most Expensive
C
MOH London
LG851650408 · Nov 5
$1,788 CAD
£1,001 GBP
View
5 more retailers have this diamond
Prices start from $293 CADSave up to $1,496 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
1.00ct Radiant
$293 CAD