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Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG774649334

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

Certificate IGI LG774649334

Diamond specifications and retailer prices

From $1,419 AUD
£783 GBP
As of November 2, 2026
Save $3,275 AUD (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,694 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG774649334 or 774649334. Listed at 18 retailers as of October 31, 2026, with prices from $1,419 to $4,694, a $3,275 spread on the same certified stone. Taylor and Hart lists it at $4,694. 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 angle38.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774649334
Dimensions10.88 × 7.58 × 5.12 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm7.58 mm3.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774649334
Side View
Table 62.0%Crown 38.3°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.5%

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 2
Current: $1,419 AUD|Low: $1,419 AUD|High: $4,694 AUD|Avg: $2,974 AUD|-1.3%
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
Taylor and Hart
November 2, 2026
Retailer 1$1,419 AUD
Retailer 6$1,865 AUD
Retailer 2$1,889 AUD
Retailer 9$1,891 AUD
Retailer 8$2,036 AUD
Retailer 5$2,109 AUD
Retailer 10$2,628 AUD
Retailer 11$2,677 AUD
Retailer 12$2,867 AUD
Retailer 4$3,610 AUD
Retailer 3$3,925 AUD
Retailer 13$3,970 AUD
Retailer 7$4,570 AUD
Taylor and Hart$4,694 AUD

42 data points across 14 retailers

18 retailers$1,419 AUD to $4,694 AUD

Retailer 1
-
$1,003 AUD
$703 USD
Price last confirmed 25 days ago
Retailer 2
-
$1,147 AUD
$804 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$1,164 AUD
$816 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,419 AUD
£783 GBP
View
A
Retailer 5
-
$1,865 AUD
£1,029 GBP
View
A
Retailer 6
-
$1,889 AUD
$1,324 USD
View
B+
Retailer 7
-
$1,891 AUD
$1,325 USD
View
A
Retailer 8
-
$2,036 AUD
€1,359 EUR
View
A
Retailer 9
-
$2,109 AUD
$1,478 USD
View
B+
Retailer 10
-
$2,628 AUD
View
Retailer 11
-
$2,677 AUD
ZAR 30,310 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$2,867 AUD
$2,009 USD
View
B
Retailer 13
-
$3,610 AUD
£1,992 GBP
View
B
Retailer 14
-
$3,925 AUD
SGD 3,717 SGD
View
B
Retailer 15
-
$3,970 AUD
$2,782 USD
View
Retailer 16
-
$4,352 AUD
$3,050 USD
View
B
Retailer 17
-
$4,570 AUD
£2,522 GBP
View
Most Expensive
B
Taylor and Hart
2AI05KU · Oct 31
$4,694 AUD
$3,290 USD
View
17 more retailers have this diamond
Prices start from $1,419 AUDSave up to $3,275 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
$1,419 AUD