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Cushion|Lab Grown|IGI

3.06ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804643256

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804643256

Diamond specifications and retailer prices

From £1,596 GBP
$2,138 USD
As of October 29, 2026
Save £4,194 GBP (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,789 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion 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 LG804643256 or 804643256. Listed at 13 retailers as of October 29, 2026, with prices from £1,596 to £5,789, a £4,194 spread on the same certified stone. Taylor and Hart lists it at £5,789. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804643256
Dimensions9.70 × 7.58 × 4.85 mm
L/W Ratio1.28
Girdle conditionFaceted
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
9.70 mm7.58 mm3.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804643256
Side View
Table 61.0%Crown 32.6°Girdle: MED-STKPavilion 32.4°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: £2,273 GBP|Low: £1,596 GBP|High: £8,971 GBP|Avg: £4,105 GBP|-37.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 12£1,596 GBP
Retailer 7£1,698 GBP
Retailer 11£1,759 GBP
Retailer 1£2,273 GBP
Retailer 8£2,384 GBP
Retailer 4£2,577 GBP
Retailer 9£2,591 GBP
Retailer 3£3,424 GBP
Retailer 5£3,839 GBP
Retailer 2£4,454 GBP
Retailer 6£4,747 GBP
Retailer 10£4,962 GBP
Taylor and Hart£5,789 GBP

42 data points across 13 retailers

13 retailers£1,596 GBP to £5,789 GBP

A+
Cheapest Retailer
-
£1,596 GBP
$2,138 USD
Final sale: no returns
A
Retailer 2
-
£1,698 GBP
$2,275 USD
View
A
Retailer 3
-
£1,759 GBP
$2,357 USD
View
A
Retailer 4
-
£2,273 GBP
View
A
Retailer 5
-
£2,384 GBP
$3,194 USD
View
Retailer 6
-
£2,577 GBP
$3,453 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
£2,591 GBP
$3,471 USD
View
A
Retailer 8
-
£3,424 GBP
View
B+
Retailer 9
-
£3,839 GBP
ZAR 83,095 ZAR
View
B+
Retailer 10
-
£4,454 GBP
$5,968 USD
View
B+
Retailer 11
-
£4,747 GBP
View
B+
Retailer 12
-
£4,962 GBP
$6,649 USD
View
Most Expensive
B+
Taylor and Hart
F6PHQ9G · Oct 30
£5,789 GBP
$7,757 USD
View
12 more retailers have this diamond
Prices start from £1,596 GBPSave up to £4,194 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 Cushion
£1,596 GBP