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Princess|Lab Grown|IGI

3.06ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG780664258

Shape and cutting style on the report: Princess cut

Certificate IGI LG780664258

Diamond specifications and retailer prices

From £1,846 GBP
$2,474 USD
As of October 31, 2026
Save £5,217 GBP (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £7,063 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.06ct lab-grown princess diamond

This 3.06ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780664258 or 780664258. Listed at 12 retailers as of October 30, 2026, with prices from £1,846 to £7,063, a £5,217 spread on the same certified stone. Taylor and Hart lists it at £7,063. 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

3.06
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664258
Dimensions7.98 × 7.92 × 5.62 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.98 mm7.92 mm3.06 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664258
Side View
Table 67.0%Crown 42.5°Girdle: MediumPavilion 38°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £2,785 GBP|Low: £1,846 GBP|High: £10,049 GBP|Avg: £5,432 GBP|-40.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 31, 2026
Retailer 4£1,846 GBP
Retailer 5£1,922 GBP
Retailer 7£2,522 GBP
Retailer 1£2,785 GBP
Retailer 3£3,120 GBP
Retailer 8£3,309 GBP
Retailer 10£4,948 GBP
Retailer 2£5,426 GBP
Retailer 9£5,580 GBP
Retailer 11£6,621 GBP
Retailer 6£6,747 GBP
Taylor and Hart£7,063 GBP

42 data points across 12 retailers

12 retailers£1,846 GBP to £7,063 GBP

A
Cheapest Retailer
-
£1,846 GBP
$2,474 USD
A
Retailer 2
-
£1,922 GBP
$2,575 USD
View
A
Retailer 3
-
£2,522 GBP
HK$26,400 HKD
View
A
Retailer 4
-
£2,785 GBP
View
A
Retailer 5
-
£3,120 GBP
$4,180 USD
View
A
Retailer 6
-
£3,309 GBP
€4,223 EUR
View
Retailer 7
-
£4,948 GBP
$6,630 USD
View
Price last confirmed 13 days ago
B+
Retailer 8
-
£5,426 GBP
$7,271 USD
View
B+
Retailer 9
-
£5,580 GBP
View
B
Retailer 10
-
£6,621 GBP
$8,872 USD
View
B+
Retailer 11
-
£6,747 GBP
$9,040 USD
View
Most Expensive
B
Taylor and Hart
MF23UPE · Oct 30
£7,063 GBP
$9,464 USD
View
11 more retailers have this diamond
Prices start from £1,846 GBPSave up to £5,217 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
3.06ct Princess
£1,846 GBP