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Princess|Lab Grown|IGI

3.01ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG817665051

Shape and cutting style on the report: Princess cut

Certificate IGI LG817665051

Diamond specifications and retailer prices

From £306 GBP
$410 USD
As of October 27, 2026
Save £2,157 GBP (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,463 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG817665051 or 817665051. Listed at 17 retailers as of October 27, 2026, with prices from £306 to £2,463, a £2,157 spread on the same certified stone. Brilliant Earth lists it at £2,463. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817665051
Dimensions7.89 × 7.54 × 5.70 mm
L/W Ratio1.05
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.89 mm7.54 mm3.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817665051
Side View
Table 69.0%Crown 50.9°Girdle: MediumPavilion 38.8°Culet: NoneDepth 75.6%

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: £2,463 GBP|Low: £293 GBP|High: £3,523 GBP|Avg: £920 GBP|-30.1%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 30, 2026
Retailer 17£306 GBP
Retailer 3£342 GBP
Retailer 4£343 GBP
Retailer 8£379 GBP
Retailer 10£489 GBP
Retailer 11£519 GBP
Retailer 2£582 GBP
Retailer 16£600 GBP
Retailer 7£605 GBP
Retailer 12£620 GBP
Retailer 15£909 GBP
Retailer 5£1,133 GBP
Retailer 9£1,207 GBP
Retailer 6£1,219 GBP
Retailer 14£1,489 GBP
Retailer 13£1,922 GBP
Brilliant Earth£2,463 GBP

43 data points across 17 retailers

17 retailers£306 GBP to £2,463 GBP

A
Cheapest Retailer
-
£306 GBP
$410 USD
Retailer 2
-
£343 GBP
$459 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
£379 GBP
$508 USD
View
A
Retailer 4
-
£420 GBP
HK$4,400 HKD
View
A
Retailer 5
-
£489 GBP
$655 USD
View
A
Retailer 6
-
£519 GBP
View
A
Retailer 7
-
£582 GBP
€743 EUR
View
B+
Retailer 8
-
£600 GBP
$804 USD
View
A
Retailer 9
-
£605 GBP
$810 USD
View
A
Retailer 10
-
£620 GBP
View
B+
Retailer 11
-
£909 GBP
$1,218 USD
View
B
Retailer 12
-
£1,133 GBP
$1,518 USD
View
B
Retailer 13
-
£1,207 GBP
SGD 2,185 SGD
View
B
Retailer 14
-
£1,219 GBP
$1,633 USD
View
Retailer 15
-
£1,489 GBP
View
Price last confirmed 12 days ago
Retailer 16
-
£1,922 GBP
$2,575 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20782727A · Oct 30
£2,463 GBP
$3,300 USD
View
16 more retailers have this diamond
Prices start from £306 GBPSave up to £2,157 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
£306 GBP