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Radiant|Lab Grown|IGI

1.55ct I VS2 Radiant Lab Grown Diamond

EX • I/VS2 • IGI LG764632415

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

Certificate IGI LG764632415

Diamond specifications and retailer prices

From $606 AUD
As of November 3, 2026
Save $1,017 AUD (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,043 AUD at Brilliant Earth · As of October 13, 2026
View at Brilliant Earth

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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG764632415 or 764632415. Listed at 9 retailers as of November 4, 2026, with a 168% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.9°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764632415
Dimensions8.20 × 5.93 × 3.65 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.20 mm5.93 mm1.55 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764632415
Side View
Table 65.0%Crown 26.9°Girdle: MediumPavilion 33.1°Culet: NoneDepth 61.6%

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 3
Current: $1,986 AUD|Low: $443 AUD|High: $2,100 AUD|Avg: $1,113 AUD|-5.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4$581 AUD
Retailer 5$606 AUD
Retailer 7$606 AUD
Retailer 3$1,123 AUD
Retailer 9$1,194 AUD
Retailer 6$1,236 AUD
Retailer 8$1,371 AUD
Retailer 2$1,623 AUD
Brilliant Earth$1,986 AUD

18 data points across 9 retailers

9 retailers$606 AUD to $1,623 AUD

A
Cheapest Retailer
-
$606 AUD
B+
Retailer 2
-
$606 AUD
View
Retailer 3
-
$827 AUD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$1,123 AUD
View
Retailer 5
-
$1,194 AUD
View
Price last confirmed 18 days ago
Retailer 6
-
$1,236 AUD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$1,623 AUD
View
Retailer 8
-
$1,986 AUD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
17346925A · Oct 13
$2,043 AUD
$1,430 USD
View
Price last confirmed 23 days ago
8 more retailers have this diamond
Prices start from $606 AUDSave up to $1,017 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
$606 AUD