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Radiant|Lab Grown|IGI

1.29ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG837604455

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

Certificate IGI LG837604455

Diamond specifications and retailer prices

From $345 AUD
$242 USD
As of October 30, 2026
Save $1,369 AUD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,714 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837604455 or 837604455. Listed at 11 retailers as of October 30, 2026, with prices from $345 to $1,714, a $1,369 spread on the same certified stone. MOH London lists it at $1,714. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837604455
Dimensions7.84 × 5.33 × 3.53 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm5.33 mm1.29 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837604455
Side View
Table 65.0%Crown 43.2°Girdle: MediumPavilion 34.6°Culet: NoneDepth 66.2%

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: Oct 30
Current: $1,714 AUD|Low: $332 AUD|High: $1,734 AUD|Avg: $1,020 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7$345 AUD
Retailer 6$400 AUD
Retailer 2$452 AUD
Retailer 3$710 AUD
Retailer 10$878 AUD
Retailer 4$1,043 AUD
Retailer 8$1,375 AUD
Retailer 5$1,379 AUD
Retailer 9$1,522 AUD
MOH London$1,714 AUD

33 data points across 10 retailers

11 retailers$345 AUD to $1,714 AUD

A
Cheapest Retailer
-
$345 AUD
$242 USD
A
Retailer 2
-
$400 AUD
$281 USD
View
A
Retailer 3
-
$452 AUD
£250 GBP
View
A
Retailer 4
-
$710 AUD
€475 EUR
View
A
Retailer 5
-
$878 AUD
$617 USD
View
A
Retailer 6
-
$1,043 AUD
View
B+
Retailer 7
-
$1,375 AUD
$966 USD
View
B+
Retailer 8
-
$1,379 AUD
$969 USD
View
B+
Retailer 9
-
$1,553 AUD
$1,091 USD
View
B+
Retailer 10
-
$1,651 AUD
$1,160 USD
View
Most Expensive
B+
MOH London
LG837604455 · Nov 1
$1,714 AUD
£948 GBP
View
10 more retailers have this diamond
Prices start from $345 AUDSave up to $1,369 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
1.29ct Radiant
$345 AUD