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Princess|Lab Grown|IGI

3.00ct F SI1 Princess Lab Grown Diamond

GD • F/SI1 • IGI LG724596987

Shape and cutting style on the report: Princess cut

Certificate IGI LG724596987

Diamond specifications and retailer prices

From £309 GBP
As of November 6, 2026
Save £2,276 GBP (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,585 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3ct lab-grown princess diamond

This 3ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG724596987 or 724596987. Listed at 15 retailers as of November 6, 2026, with prices from £309 to £2,585, a £2,276 spread on the same certified stone. Brilliant Earth lists it at £2,585. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724596987
Dimensions7.65 × 7.62 × 5.48 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.65 mm7.62 mm3.00 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724596987
Side View
Table 69.0%Crown 44.4°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 71.9%

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 6
Current: £2,585 GBP|Low: £309 GBP|High: £2,660 GBP|Avg: £939 GBP|-2.8%
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
November 6, 2026
Retailer 3£309 GBP
Retailer 11£345 GBP
Retailer 5£383 GBP
Retailer 6£387 GBP
Retailer 10£493 GBP
Retailer 15£604 GBP
Retailer 14£607 GBP
Retailer 2£619 GBP
Retailer 4£643 GBP
Retailer 13£755 GBP
Retailer 12£1,073 GBP
Retailer 9£1,230 GBP
Retailer 8£1,401 GBP
Retailer 7£1,449 GBP
Brilliant Earth£2,585 GBP

45 data points across 15 retailers

15 retailers£309 GBP to £2,585 GBP

A
Cheapest Retailer
-
£309 GBP
B+
Retailer 2
-
£345 GBP
View
A
Retailer 3
-
£383 GBP
View
Retailer 4
-
£387 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£493 GBP
View
B
Retailer 6
-
£604 GBP
View
B+
Retailer 7
-
£607 GBP
View
B+
Retailer 8
-
£619 GBP
View
Retailer 9
-
£643 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£755 GBP
View
B+
Retailer 11
-
£1,073 GBP
View
B
Retailer 12
-
£1,230 GBP
View
B
Retailer 13
-
£1,401 GBP
View
Retailer 14
-
£1,449 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
15585104A · Nov 6
£2,585 GBP
$3,460 USD
View
14 more retailers have this diamond
Prices start from £309 GBPSave up to £2,276 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
3.00ct Princess
£309 GBP