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Radiant|Lab Grown|IGI

1.55ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG604313102

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

Certificate IGI LG604313102

Diamond specifications and retailer prices

From $275 AUD
As of November 4, 2026
Save $1,473 AUD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,748 AUD at Diamond Exchange Canada · As of November 2, 2026
View at Diamond Exchange Canada

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG604313102 or 604313102. Listed at 24 retailers as of November 2, 2026, with prices from $275 to $1,748, a $1,473 spread on the same certified stone. Diamond Exchange Canada lists it at $1,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604313102
Dimensions5.62 × 8.48 × 3.70 mm
L/W Ratio1.51
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
5.62 mm8.48 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604313102
Side View
Table 66.0%Crown 43.4°Girdle: MediumPavilion 33.8°Culet: NoneDepth 65.8%

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: Nov 4
Current: $613 AUD|Low: $271 AUD|High: $1,682 AUD|Avg: $791 AUD|+2.9%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 4, 2026
Retailer 11$275 AUD
Retailer 6$306 AUD
Retailer 2$319 AUD
Retailer 20$341 AUD
Retailer 12$397 AUD
Retailer 4$458 AUD
Retailer 13$494 AUD
Retailer 16$587 AUD
Retailer 1$613 AUD
Retailer 14$629 AUD
Retailer 5$704 AUD
Retailer 15$793 AUD
Retailer 18$818 AUD
Retailer 8$1,095 AUD
Retailer 7$1,171 AUD
Retailer 19$1,239 AUD
Retailer 10$1,330 AUD
Retailer 9$1,416 AUD
Retailer 17$1,592 AUD
Retailer 3$1,671 AUD

30 data points across 20 retailers

24 retailers$275 AUD to $1,748 AUD

A
Cheapest Retailer
-
$275 AUD
A
Retailer 2
-
$306 AUD
View
Final sale: no returns
A
Retailer 3
-
$319 AUD
View
Retailer 4
-
$341 AUD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$397 AUD
View
B+
Retailer 6
-
$458 AUD
View
A
Retailer 7
-
$494 AUD
View
A
Retailer 8
-
$587 AUD
View
A
Retailer 9
-
$613 AUD
View
A
Retailer 10
-
$629 AUD
View
A
Retailer 11
-
$704 AUD
View
A
Retailer 12
-
$793 AUD
View
A
Retailer 13
-
$818 AUD
View
B+
Retailer 14
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$1,071 AUD
View
B+
Retailer 15
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$1,095 AUD
View
B+
Retailer 16
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$1,098 AUD
View
B+
Retailer 17
-
$1,171 AUD
View
B+
Retailer 18
-
$1,239 AUD
View
B+
Retailer 19
-
$1,330 AUD
View
B+
Retailer 20
-
$1,416 AUD
View
B
Retailer 21
-
$1,435 AUD
View
B
Retailer 22
-
$1,592 AUD
View
B
Retailer 23
-
$1,671 AUD
View
Most Expensive
B
Diamond Exchange Canada
1950268712 · Nov 2
$1,748 AUD
CA$1,695 CAD
View
23 more retailers have this diamond
Prices start from $275 AUDSave up to $1,473 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
$275 AUD