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Radiant|Lab Grown|IGI

1.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG819625905

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

Certificate IGI LG819625905

Diamond specifications and retailer prices

From $414 AUD
As of November 4, 2026
Save $3,271 AUD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,686 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 LG819625905 or 819625905. Listed at 25 retailers as of November 4, 2026, with prices from $414 to $3,686, a $3,271 spread on the same certified stone. Do Amore Diamonds lists it at $3,686. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819625905
Dimensions8.05 × 5.73 × 3.78 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.05 mm5.73 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819625905
Side View
Table 65.0%Crown 38.6°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
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: $3,686 AUD|Low: $367 AUD|High: $3,686 AUD|Avg: $1,290 AUD|+13.2%
Do Amore Diamonds
Retailer 2
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Retailer 23
November 5, 2026
Retailer 5$414 AUD
Retailer 11$464 AUD
Retailer 9$481 AUD
Retailer 3$514 AUD
Retailer 23$514 AUD
Retailer 7$616 AUD
Retailer 2$659 AUD
Retailer 8$687 AUD
Retailer 20$736 AUD
Retailer 21$979 AUD
Retailer 6$996 AUD
Retailer 13$1,003 AUD
Retailer 18$1,271 AUD
Retailer 19$1,333 AUD
Retailer 22$1,409 AUD
Retailer 4$1,580 AUD
Retailer 15$1,824 AUD
Retailer 16$1,961 AUD
Retailer 14$1,977 AUD
Retailer 10$2,056 AUD
Retailer 12$2,258 AUD
Retailer 17$2,268 AUD
Do Amore Diamonds$3,686 AUD

23 data points across 23 retailers

25 retailers$414 AUD to $3,686 AUD

A
Cheapest Retailer
-
$414 AUD
A
Retailer 2
-
$464 AUD
View
Final sale: no returns
A
Retailer 3
-
$481 AUD
View
Retailer 4
-
$514 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$514 AUD
View
A
Retailer 6
-
$616 AUD
View
A
Retailer 7
-
$659 AUD
View
A
Retailer 8
-
$687 AUD
View
A
Retailer 9
-
$736 AUD
View
B+
Retailer 10
-
$979 AUD
View
A
Retailer 11
-
$996 AUD
View
B+
Retailer 12
-
$1,003 AUD
View
B+
Retailer 13
-
$1,271 AUD
View
B+
Retailer 14
-
$1,333 AUD
View
Retailer 15
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$1,409 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$1,580 AUD
View
B
Retailer 17
-
$1,824 AUD
View
B
Retailer 18
-
$1,911 AUD
View
Retailer 19
-
$1,961 AUD
View
Price last confirmed 18 days ago
B
Retailer 20
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$1,974 AUD
View
B
Retailer 21
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$1,977 AUD
View
B
Retailer 22
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$2,056 AUD
View
B
Retailer 23
-
$2,258 AUD
View
B
Retailer 24
-
$2,268 AUD
View
Most Expensive
B
Do Amore Diamonds
27-C8E03C68A · Nov 4
$3,686 AUD
$2,580 USD
View
24 more retailers have this diamond
Prices start from $414 AUDSave up to $3,271 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
$414 AUD