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Radiant|Lab Grown|IGI

0.55ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG592351621

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

Certificate IGI LG592351621

Diamond specifications and retailer prices

From $174 AUD
$122 USD
As of October 28, 2026
Save $1,448 AUD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,622 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.55ct lab-grown radiant diamond

This 0.55ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG592351621 or 592351621. Listed at 14 retailers as of October 28, 2026, with prices from $174 to $1,622, a $1,448 spread on the same certified stone. MOH London lists it at $1,622. 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

0.55
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG592351621
Dimensions4.17 × 4.17 × 3.20 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
4.17 mm4.17 mm0.55 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG592351621
Side View
Table 62.0%Crown 44.5°Girdle: Slightly ThickPavilion 39.4°Culet: NoneDepth 76.7%

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 28
Current: $1,622 AUD|Low: $174 AUD|High: $1,694 AUD|Avg: $536 AUD|-4.3%
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
October 30, 2026
Retailer 13$174 AUD
Retailer 4$214 AUD
Retailer 3$349 AUD
Retailer 2$385 AUD
Retailer 12$386 AUD
Retailer 5$391 AUD
Retailer 8$448 AUD
Retailer 7$466 AUD
Retailer 9$491 AUD
Retailer 10$692 AUD
Retailer 11$703 AUD
Retailer 6$1,020 AUD
MOH London$1,622 AUD

27 data points across 13 retailers

14 retailers$174 AUD to $1,622 AUD

Retailer 1
-
$162 AUD
$114 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$174 AUD
$122 USD
View
Final sale: no returns
Retailer 3
-
$214 AUD
$150 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$214 AUD
$150 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$349 AUD
ZAR 3,960 ZAR
View
A
Retailer 6
-
$385 AUD
£213 GBP
View
A
Retailer 7
-
$386 AUD
$271 USD
View
B+
Retailer 8
-
$448 AUD
View
B+
Retailer 9
-
$466 AUD
£258 GBP
View
B+
Retailer 10
-
$491 AUD
View
B
Retailer 11
-
$692 AUD
$486 USD
View
B
Retailer 12
-
$703 AUD
$494 USD
View
B
Retailer 13
-
$1,020 AUD
£564 GBP
View
Most Expensive
B
MOH London
LG592351621 · Oct 29
$1,622 AUD
£897 GBP
View
13 more retailers have this diamond
Prices start from $174 AUDSave up to $1,448 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
0.55ct Radiant
$174 AUD