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Radiant|Lab Grown|IGI

1.55ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG605312054

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

Certificate IGI LG605312054

Diamond specifications and retailer prices

From $373 AUD
As of November 4, 2026
Save $2,827 AUD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,200 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605312054 or 605312054. Listed at 17 retailers as of November 4, 2026, with prices from $373 to $3,200, a $2,827 spread on the same certified stone. Do Amore Diamonds lists it at $3,200. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605312054
Dimensions8.28 × 5.79 × 3.94 mm
L/W Ratio1.43
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
8.28 mm5.79 mm1.55 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605312054
Side View
Table 64.0%Crown 44°Girdle: MediumPavilion 35°Culet: NoneDepth 68.0%

Caratlytics Score

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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: Nov 4
Current: $3,200 AUD|Low: $373 AUD|High: $3,200 AUD|Avg: $1,217 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3$373 AUD
Retailer 5$599 AUD
Retailer 13$697 AUD
Retailer 4$774 AUD
Retailer 7$786 AUD
Retailer 2$861 AUD
Retailer 6$1,066 AUD
Retailer 11$1,327 AUD
Retailer 10$1,333 AUD
Retailer 9$1,457 AUD
Retailer 12$1,680 AUD
Retailer 8$1,836 AUD
Do Amore Diamonds$3,200 AUD

42 data points across 13 retailers

17 retailers$373 AUD to $3,200 AUD

A
Cheapest Retailer
-
$373 AUD
Final sale: no returns
Retailer 2
-
$413 AUD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$599 AUD
View
A
Retailer 4
-
$697 AUD
View
A
Retailer 5
-
$774 AUD
View
A
Retailer 6
-
$786 AUD
View
A
Retailer 7
-
$861 AUD
View
B+
Retailer 8
-
$1,066 AUD
View
B+
Retailer 9
-
$1,147 AUD
View
Retailer 10
-
$1,327 AUD
View
Price last confirmed 28 days ago
B+
Retailer 11
-
$1,333 AUD
View
Retailer 12
-
$1,457 AUD
View
Price last confirmed 9 days ago
Retailer 13
-
$1,466 AUD
View
Price last confirmed 37 days ago
B
Retailer 14
-
$1,680 AUD
View
B
Retailer 15
-
$1,707 AUD
View
Retailer 16
-
$1,836 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-053889A96 · Nov 4
$3,200 AUD
$2,240 USD
View
16 more retailers have this diamond
Prices start from $373 AUDSave up to $2,827 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
1.55ct Radiant
$373 AUD