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Princess|Lab Grown|IGI

3.01ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG617400059

Shape and cutting style on the report: Princess cut

Certificate IGI LG617400059

Diamond specifications and retailer prices

From £291 GBP
As of November 4, 2026
Save £1,712 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,002 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.01ct lab-grown princess diamond

This 3.01ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617400059 or 617400059. Listed at 15 retailers as of November 4, 2026, with prices from £291 to £2,002, a £1,712 spread on the same certified stone. Brilliant Earth lists it at £2,002. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617400059
Dimensions7.87 × 7.70 × 5.49 mm
L/W Ratio1.02
Culet sizePointed
Top View
7.87 mm7.70 mm3.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617400059
Side View
Table 70.0%Crown 47°Girdle: MediumPavilion 37.3°Culet: NoneDepth 71.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £2,002 GBP|Low: £238 GBP|High: £2,137 GBP|Avg: £760 GBP|-6.3%
Brilliant Earth
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 5, 2026
Retailer 16£291 GBP
Retailer 12£325 GBP
Retailer 4£360 GBP
Retailer 5£360 GBP
Retailer 15£442 GBP
Retailer 10£471 GBP
Retailer 11£528 GBP
Retailer 6£572 GBP
Retailer 7£643 GBP
Retailer 9£646 GBP
Retailer 14£754 GBP
Retailer 13£1,009 GBP
Retailer 3£1,157 GBP
Retailer 2£1,402 GBP
Retailer 8£1,795 GBP
Brilliant Earth£2,002 GBP

39 data points across 16 retailers

15 retailers£291 GBP to £2,002 GBP

A
Cheapest Retailer
-
£291 GBP
A
Retailer 2
-
£325 GBP
View
Retailer 3
-
£360 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£360 GBP
View
A
Retailer 5
-
£471 GBP
View
Retailer 6
-
£528 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£572 GBP
View
A
Retailer 8
-
£643 GBP
View
A
Retailer 9
-
£646 GBP
View
A
Retailer 10
-
£754 GBP
View
B+
Retailer 11
-
£1,009 GBP
View
B
Retailer 12
-
£1,157 GBP
View
B+
Retailer 13
-
£1,402 GBP
View
B
Retailer 14
-
£1,795 GBP
View
Most Expensive
B
Brilliant Earth
8971062A · Nov 4
£2,002 GBP
$2,680 USD
View
14 more retailers have this diamond
Prices start from £291 GBPSave up to £1,712 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
3.01ct Princess
£291 GBP