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Cushion|Lab Grown|IGI

5.29ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677756

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677756

Diamond specifications and retailer prices

From £4,851 GBP
$6,500 USD
As of October 30, 2026
Save £27,062 GBP (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £31,913 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.29ct lab-grown cushion diamond

This 5.29ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677756 or 800677756. Listed at 10 retailers as of October 30, 2026, with prices from £4,851 to £31,913, a £27,062 spread on the same certified stone. Do Amore Diamonds lists it at £31,913. 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

5.29
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677756
Dimensions11.85 × 9.18 × 6.08 mm
L/W Ratio1.29
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
11.85 mm9.18 mm5.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677756
Side View
Table 59.0%Crown 33.4°Girdle: THK-VTKPavilion 37.2°Culet: NoneDepth 66.2%

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 30
Current: £31,913 GBP|Low: £4,814 GBP|High: £36,846 GBP|Avg: £12,513 GBP|-13.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4£4,851 GBP
Retailer 7£5,295 GBP
Retailer 6£6,089 GBP
Retailer 9£6,282 GBP
Retailer 11£6,978 GBP
Retailer 10£7,840 GBP
Retailer 2£10,407 GBP
Retailer 8£11,937 GBP
Retailer 5£12,426 GBP
Retailer 3£18,150 GBP
Do Amore Diamonds£31,913 GBP

29 data points across 11 retailers

10 retailers£4,851 GBP to £31,913 GBP

A
Cheapest Retailer
-
£4,851 GBP
$6,500 USD
A
Retailer 2
-
£5,295 GBP
$7,095 USD
View
A
Retailer 3
-
£6,089 GBP
$8,159 USD
View
A
Retailer 4
-
£6,282 GBP
$8,417 USD
View
A
Retailer 5
-
£6,978 GBP
$9,350 USD
View
Final sale: no returns
Retailer 6
-
£7,840 GBP
$10,505 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£10,407 GBP
€13,280 EUR
View
A
Retailer 8
-
£11,937 GBP
View
B+
Retailer 9
-
£12,426 GBP
$16,650 USD
View
Most Expensive
B
Do Amore Diamonds
27-8CA47D39F · Oct 31
£31,913 GBP
$42,760 USD
View
9 more retailers have this diamond
Prices start from £4,851 GBPSave up to £27,062 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
5.29ct Cushion
£4,851 GBP