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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 $995 USD
£783 GBP
As of November 2, 2026
Save $2,295 USD (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,290 USD 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 17 retailers as of October 31, 2026, with prices from $995 to $3,290, a $2,295 spread on the same certified stone. Taylor and Hart lists it at $3,290. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $995 USD|Low: $994 USD|High: $3,290 USD|Avg: $2,083 USD|-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$995 USD
Retailer 6$1,307 USD
Retailer 2$1,324 USD
Retailer 9$1,325 USD
Retailer 8$1,427 USD
Retailer 5$1,478 USD
Retailer 10$1,842 USD
Retailer 11$1,876 USD
Retailer 12$2,009 USD
Retailer 4$2,530 USD
Retailer 3$2,751 USD
Retailer 13$2,782 USD
Retailer 7$3,203 USD
Taylor and Hart$3,290 USD

43 data points across 14 retailers

17 retailers$995 USD to $3,290 USD

Retailer 1
-
$703 USD
Price last confirmed 25 days ago
Retailer 2
-
$804 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$816 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$995 USD
£783 GBP
View
A
Retailer 5
-
$1,307 USD
£1,029 GBP
View
A
Retailer 6
-
$1,324 USD
View
B+
Retailer 7
-
$1,325 USD
View
A
Retailer 8
-
$1,427 USD
€1,359 EUR
View
A
Retailer 9
-
$1,478 USD
View
B+
Retailer 10
-
$1,842 USD
A$2,834 AUD
View
Retailer 11
-
$1,876 USD
ZAR 30,310 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$2,009 USD
View
B
Retailer 13
-
$2,530 USD
£1,992 GBP
View
B
Retailer 14
-
$2,751 USD
SGD 3,717 SGD
View
B
Retailer 15
-
$2,782 USD
View
B
Retailer 16
-
$3,203 USD
£2,522 GBP
View
Most Expensive
B
Taylor and Hart
2AI05KU · Oct 31
$3,290 USD
View
16 more retailers have this diamond
Prices start from $995 USDSave up to $2,295 USD

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
$995 USD