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Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG839695403

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

Certificate IGI LG839695403

Diamond specifications and retailer prices

From $280 AUD
$197 USD
As of October 29, 2026
Save $1,177 AUD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,457 AUD at MOH London · As of October 29, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839695403 or 839695403. Listed at 13 retailers as of October 29, 2026, with prices from $280 to $1,457, a $1,177 spread on the same certified stone. MOH London lists it at $1,457. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839695403
Dimensions8.17 × 5.10 × 3.40 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.17 mm5.10 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839695403
Side View
Table 68.0%Crown 44.6°Girdle: MediumPavilion 34°Culet: NoneDepth 66.7%

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 29
Current: $1,457 AUD|Low: $280 AUD|High: $1,937 AUD|Avg: $916 AUD|-2.7%
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
October 30, 2026
Retailer 9$280 AUD
Retailer 7$381 AUD
Retailer 3$519 AUD
Retailer 4$533 AUD
Retailer 2$552 AUD
Retailer 8$556 AUD
Retailer 5$772 AUD
Retailer 13$800 AUD
Retailer 10$1,018 AUD
Retailer 12$1,059 AUD
Retailer 11$1,074 AUD
Retailer 6$1,211 AUD
Retailer 14$1,281 AUD
MOH London$1,457 AUD

24 data points across 14 retailers

13 retailers$280 AUD to $1,457 AUD

A
Cheapest Retailer
-
$280 AUD
$197 USD
Final sale: no returns
A
Retailer 2
-
$381 AUD
£211 GBP
View
Retailer 3
-
$533 AUD
ZAR 6,053 ZAR
View
Price last confirmed 12 days ago
A
Retailer 4
-
$552 AUD
$388 USD
View
A
Retailer 5
-
$556 AUD
£308 GBP
View
Retailer 6
-
$772 AUD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$800 AUD
$562 USD
View
B+
Retailer 8
-
$1,018 AUD
SGD 966 SGD
View
Retailer 9
-
$1,059 AUD
$744 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,074 AUD
$755 USD
View
Retailer 11
-
$1,211 AUD
View
Price last confirmed 22 days ago
Retailer 12
-
$1,281 AUD
$900 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG839695403 · Oct 29
$1,457 AUD
£806 GBP
View
12 more retailers have this diamond
Prices start from $280 AUDSave up to $1,177 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
$280 AUD