Cushion|Lab Grown|IGI

3.06ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG816630947

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816630947

Diamond specifications and retailer prices

From £1,651 GBP
$2,212 USD
As of October 31, 2026
Save £9,293 GBP (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £10,944 GBP at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

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 LG816630947 or 816630947. Listed at 18 retailers as of October 30, 2026, with prices from £1,651 to £10,944, a £9,293 spread on the same certified stone. Yadav Diamonds lists it at £10,944. 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 angle36.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816630947
Dimensions9.61 × 7.74 × 5.19 mm
L/W Ratio1.24
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
9.61 mm7.74 mm3.06 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816630947
Side View
Table 61.0%Crown 36.5°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 67.1%

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: Oct 31
Current: £2,599 GBP|Low: £1,651 GBP|High: £15,733 GBP|Avg: £5,267 GBP|-37.6%
Retailer 1
Retailer 2
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Retailer 4
Retailer 5
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Yadav Diamonds
October 31, 2026
Retailer 4£1,651 GBP
Retailer 17£1,826 GBP
Retailer 15£1,836 GBP
Retailer 18£2,394 GBP
Retailer 1£2,599 GBP
Retailer 8£2,652 GBP
Retailer 13£2,858 GBP
Retailer 10£2,891 GBP
Retailer 6£3,583 GBP
Retailer 16£4,179 GBP
Retailer 12£4,385 GBP
Retailer 3£5,060 GBP
Retailer 14£5,151 GBP
Retailer 11£5,915 GBP
Retailer 5£6,297 GBP
Retailer 7£6,600 GBP
Retailer 9£7,962 GBP
Retailer 2£10,143 GBP
Yadav Diamonds£10,944 GBP

36 data points across 19 retailers

18 retailers£1,651 GBP to £10,944 GBP

A
Cheapest Retailer
-
£1,651 GBP
$2,212 USD
Final sale: no returns
A
Retailer 2
-
£1,826 GBP
$2,447 USD
View
A
Retailer 3
-
£1,836 GBP
$2,460 USD
View
A
Retailer 4
-
£2,394 GBP
$3,208 USD
View
A
Retailer 5
-
£2,599 GBP
View
Retailer 6
-
£2,652 GBP
$3,554 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
£2,858 GBP
€3,647 EUR
View
B+
Retailer 8
-
£3,583 GBP
View
Retailer 9
-
£4,179 GBP
$5,600 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£4,385 GBP
ZAR 94,913 ZAR
View
B+
Retailer 11
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£5,060 GBP
$6,779 USD
View
B+
Retailer 12
-
£5,151 GBP
View
B
Retailer 13
-
£5,915 GBP
$7,926 USD
View
B+
Retailer 14
-
£6,297 GBP
$8,437 USD
View
B+
Retailer 15
-
£6,600 GBP
$8,843 USD
View
B
Retailer 16
-
£9,672 GBP
$12,960 USD
View
B
Retailer 17
-
£10,143 GBP
$13,590 USD
View
Most Expensive
B
Yadav Diamonds
13313903 · Oct 30
£10,944 GBP
$14,664 USD
View
17 more retailers have this diamond
Prices start from £1,651 GBPSave up to £9,293 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
£1,651 GBP