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Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG828616581

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

Certificate IGI LG828616581

Diamond specifications and retailer prices

From $732 AUD
$513 USD
As of November 2, 2026
Save $3,057 AUD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,789 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 3.55ct lab-grown radiant diamond

This 3.55ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828616581 or 828616581. Listed at 17 retailers as of November 1, 2026, with prices from $732 to $3,789, a $3,057 spread on the same certified stone. MOH London lists it at $3,789. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828616581
Dimensions10.64 × 7.38 × 4.88 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm7.38 mm3.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828616581
Side View
Table 63.0%Crown 37.5°Girdle: ThickPavilion 33.1°Culet: NoneDepth 66.1%

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 2
Current: $3,789 AUD|Low: $732 AUD|High: $3,869 AUD|Avg: $1,944 AUD|-0.7%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 10$732 AUD
Retailer 14$819 AUD
Retailer 3$908 AUD
Retailer 11$1,035 AUD
Retailer 6$1,106 AUD
Retailer 13$1,406 AUD
Retailer 16$1,407 AUD
Retailer 5$1,926 AUD
Retailer 2$1,970 AUD
Retailer 12$2,016 AUD
Retailer 9$2,342 AUD
Retailer 4$2,387 AUD
Retailer 7$2,653 AUD
Retailer 15$2,953 AUD
Retailer 8$3,383 AUD
MOH London$3,789 AUD

25 data points across 16 retailers

17 retailers$732 AUD to $3,789 AUD

A
Cheapest Retailer
-
$732 AUD
$513 USD
A
Retailer 2
-
$819 AUD
$574 USD
View
A
Retailer 3
-
$908 AUD
$636 USD
View
Retailer 4
-
$922 AUD
$646 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$1,035 AUD
£571 GBP
View
A
Retailer 6
-
$1,106 AUD
$775 USD
View
A
Retailer 7
-
$1,406 AUD
£776 GBP
View
B+
Retailer 8
-
$1,407 AUD
$986 USD
View
A
Retailer 9
-
$1,926 AUD
View
A
Retailer 10
-
$1,970 AUD
ZAR 22,307 ZAR
View
A
Retailer 11
-
$2,016 AUD
$1,413 USD
View
B+
Retailer 12
-
$2,342 AUD
$1,641 USD
View
B+
Retailer 13
-
$2,387 AUD
$1,673 USD
View
B+
Retailer 14
-
$2,653 AUD
£1,464 GBP
View
B+
Retailer 15
-
$2,953 AUD
$2,069 USD
View
B+
Retailer 16
-
$3,383 AUD
$2,371 USD
View
Most Expensive
B
MOH London
LG828616581 · Nov 1
$3,789 AUD
£2,091 GBP
View
16 more retailers have this diamond
Prices start from $732 AUDSave up to $3,057 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
3.55ct Radiant
$732 AUD