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Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG596319633

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

Certificate IGI LG596319633

Diamond specifications and retailer prices

From £868 GBP
As of October 27, 2026
Save £1,558 GBP (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,622 GBP at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

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 LG596319633 or 596319633. Listed at 12 retailers as of October 26, 2026, with a 179% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle47.7°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596319633
Dimensions10.54 × 7.54 × 5.16 mm
L/W Ratio1.40
Top View
10.54 mm7.54 mm3.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596319633
Side View
Table 65.0%Crown 47.7°Girdle: MediumPavilion 36°Culet: NoneDepth 68.4%

Caratlytics Score

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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: Oct 27
Current: £3,622 GBP|Low: £607 GBP|High: £3,622 GBP|Avg: £1,485 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 6£607 GBP
Retailer 9£781 GBP
Retailer 11£784 GBP
Retailer 3£824 GBP
Retailer 2£868 GBP
Retailer 7£1,186 GBP
Retailer 8£1,305 GBP
Retailer 12£1,624 GBP
Retailer 10£1,627 GBP
Retailer 4£1,892 GBP
Retailer 5£2,427 GBP
Do Amore Diamonds£3,622 GBP

25 data points across 12 retailers

12 retailers£868 GBP to £2,427 GBP

Retailer 1
-
£607 GBP
$815 USD
Price last confirmed 6 days ago
Retailer 2
-
£781 GBP
$1,048 USD
View
Price last confirmed 6 days ago
Retailer 3
-
£784 GBP
$1,052 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£824 GBP
$1,106 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£868 GBP
View
Retailer 6
-
£1,186 GBP
A$2,449 AUD
View
Price last confirmed 12 days ago
Retailer 7
-
£1,305 GBP
$1,751 USD
View
Price last confirmed 7 days ago
Retailer 8
-
£1,624 GBP
View
Price last confirmed 7 days ago
Retailer 9
-
£1,627 GBP
$2,184 USD
View
Price last confirmed 7 days ago
Retailer 10
-
£1,892 GBP
$2,539 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
£2,427 GBP
View
Most Expensive
Do Amore Diamonds
27-2E3BA0A6F · Oct 26
£3,622 GBP
$4,860 USD
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from £868 GBPSave up to £1,558 GBP

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
£868 GBP