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 $197 USD
As of October 29, 2026
Save $827 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,024 USD 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 $197 to $1,024, a $827 spread on the same certified stone. MOH London lists it at $1,024. 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
Color
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: $1,024 USD|Low: $197 USD|High: $1,361 USD|Avg: $648 USD|-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 29, 2026
Retailer 7$197 USD
Retailer 9$268 USD
Retailer 4$298 USD
Retailer 14$364 USD
Retailer 3$375 USD
Retailer 2$389 USD
Retailer 5$542 USD
Retailer 12$562 USD
Retailer 8$715 USD
Retailer 11$744 USD
Retailer 10$755 USD
Retailer 6$851 USD
Retailer 13$900 USD
MOH London$1,024 USD

23 data points across 14 retailers

13 retailers$197 USD to $1,024 USD

A
Cheapest Retailer
-
$197 USD
Final sale: no returns
A
Retailer 2
-
$268 USD
£211 GBP
View
B+
Retailer 3
-
$298 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$375 USD
ZAR 6,053 ZAR
View
Price last confirmed 11 days ago
A
Retailer 5
-
$389 USD
£307 GBP
View
A
Retailer 6
-
$542 USD
A$834 AUD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$562 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$715 USD
SGD 966 SGD
View
B+
Retailer 9
-
$744 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$755 USD
View
B+
Retailer 11
-
$851 USD
A$1,309 AUD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$900 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG839695403 · Oct 29
$1,024 USD
£806 GBP
View
12 more retailers have this diamond
Prices start from $197 USDSave up to $827 USD

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
$197 USD