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Radiant|Lab Grown|IGI

1.23ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG739568166

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

Certificate IGI LG739568166

Diamond specifications and retailer prices

From $277 AUD
As of November 6, 2026
Save $1,322 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,599 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG739568166 or 739568166. Listed at 19 retailers as of November 5, 2026, with prices from $277 to $1,599, a $1,322 spread on the same certified stone. MOH London lists it at $1,599. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739568166
Dimensions7.24 × 5.38 × 3.67 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.24 mm5.38 mm1.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739568166
Side View
Table 68.0%Crown 25.1°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 68.2%

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: $1,599 AUD|Low: $265 AUD|High: $1,623 AUD|Avg: $752 AUD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 3$277 AUD
Retailer 7$320 AUD
Retailer 4$343 AUD
Retailer 9$343 AUD
Retailer 17$412 AUD
Retailer 2$581 AUD
Retailer 6$601 AUD
Retailer 10$617 AUD
Retailer 12$639 AUD
Retailer 8$653 AUD
Retailer 11$757 AUD
Retailer 13$835 AUD
Retailer 15$966 AUD
Retailer 5$1,102 AUD
Retailer 16$1,106 AUD
Retailer 14$1,514 AUD
MOH London$1,599 AUD

42 data points across 17 retailers

19 retailers$277 AUD to $1,599 AUD

A
Cheapest Retailer
-
$277 AUD
A
Retailer 2
-
$320 AUD
View
A
Retailer 3
-
$343 AUD
View
Retailer 4
-
$343 AUD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$581 AUD
View
A
Retailer 6
-
$601 AUD
View
A
Retailer 7
-
$617 AUD
View
A
Retailer 8
-
$639 AUD
View
A
Retailer 9
-
$653 AUD
View
A
Retailer 10
-
$702 AUD
View
A
Retailer 11
-
$757 AUD
View
B+
Retailer 12
-
$835 AUD
View
Retailer 13
-
$966 AUD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$1,102 AUD
View
B+
Retailer 15
-
$1,106 AUD
View
B
Retailer 16
-
$1,176 AUD
View
B
Retailer 17
-
$1,180 AUD
View
B
Retailer 18
-
$1,514 AUD
View
Most Expensive
B
MOH London
LG739568166 · Nov 5
$1,599 AUD
£865 GBP
View
18 more retailers have this diamond
Prices start from $277 AUDSave up to $1,322 AUD

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
1.23ct Radiant
$277 AUD