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Cushion|Lab Grown|IGI

2.80ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG834614530

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG834614530

Diamond specifications and retailer prices

From £1,905 GBP
$2,552 USD
As of October 29, 2026
Save £9,955 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £11,859 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.8ct lab-grown cushion diamond

This 2.8ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614530 or 834614530. Listed at 17 retailers as of October 29, 2026, with prices from £1,905 to £11,859, a £9,955 spread on the same certified stone. Do Amore Diamonds lists it at £11,859. 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

2.80
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614530
Dimensions8.69 × 8.45 × 5.24 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
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
8.69 mm8.45 mm2.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614530
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 41.6°Culet: LargeDepth 62.0%

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 29
Current: £11,859 GBP|Low: £1,685 GBP|High: £11,859 GBP|Avg: £3,764 GBP
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 8£1,905 GBP
Retailer 19£2,015 GBP
Retailer 11£2,037 GBP
Retailer 5£2,073 GBP
Retailer 15£2,210 GBP
Retailer 6£2,228 GBP
Retailer 3£2,332 GBP
Retailer 14£2,499 GBP
Retailer 10£3,192 GBP
Retailer 12£3,295 GBP
Retailer 16£3,353 GBP
Retailer 9£3,485 GBP
Retailer 18£4,208 GBP
Retailer 4£5,695 GBP
Retailer 7£6,028 GBP
Retailer 13£6,215 GBP
Retailer 17£6,412 GBP
Retailer 2£8,499 GBP
Do Amore Diamonds£11,859 GBP

12 data points across 19 retailers

17 retailers£1,905 GBP to £11,859 GBP

A
Cheapest Retailer
-
£1,905 GBP
$2,552 USD
A
Retailer 2
-
£2,015 GBP
$2,700 USD
View
A
Retailer 3
-
£2,073 GBP
$2,777 USD
View
A
Retailer 4
-
£2,210 GBP
$2,961 USD
View
A
Retailer 5
-
£2,228 GBP
$2,985 USD
View
Final sale: no returns
A
Retailer 6
-
£2,249 GBP
$3,014 USD
View
A
Retailer 7
-
£2,332 GBP
$3,125 USD
View
Retailer 8
-
£3,192 GBP
$4,277 USD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
£3,295 GBP
View
B+
Retailer 10
-
£3,353 GBP
$4,492 USD
View
B+
Retailer 11
-
£4,208 GBP
View
B
Retailer 12
-
£5,695 GBP
$7,631 USD
View
B
Retailer 13
-
£6,028 GBP
$8,077 USD
View
B
Retailer 14
-
£6,215 GBP
View
B
Retailer 15
-
£6,412 GBP
$8,592 USD
View
B
Retailer 16
-
£8,499 GBP
$11,388 USD
View
Most Expensive
B
Do Amore Diamonds
20-E100982 · Oct 29
£11,859 GBP
$15,890 USD
View
16 more retailers have this diamond
Prices start from £1,905 GBPSave up to £9,955 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
2.80ct Cushion
£1,905 GBP