Cushion|Lab Grown|IGI

3.09ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG815688786

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815688786

Diamond specifications and retailer prices

From £545 GBP
$730 USD
As of October 29, 2026
Save £2,732 GBP (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,276 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815688786 or 815688786. Listed at 8 retailers as of October 29, 2026, with prices from £545 to £3,276, a £2,732 spread on the same certified stone. Do Amore Diamonds lists it at £3,276. 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

3.09
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815688786
Dimensions10.31 × 7.55 × 5.06 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.31 mm7.55 mm3.09 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815688786
Side View
Table 62.0%Crown 37.1°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.0%

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: £3,276 GBP|Low: £545 GBP|High: £3,276 GBP|Avg: £1,079 GBP|+0.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4£545 GBP
Retailer 8£590 GBP
Retailer 6£606 GBP
Retailer 2£663 GBP
Retailer 3£741 GBP
Retailer 10£756 GBP
Retailer 7£767 GBP
Retailer 9£1,448 GBP
Retailer 5£2,119 GBP
Do Amore Diamonds£3,276 GBP

20 data points across 10 retailers

8 retailers£545 GBP to £3,276 GBP

A
Cheapest Retailer
-
£545 GBP
$730 USD
Retailer 2
-
£590 GBP
$791 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£606 GBP
$812 USD
View
A
Retailer 4
-
£663 GBP
View
A
Retailer 5
-
£741 GBP
€945 EUR
View
A
Retailer 6
-
£767 GBP
$1,028 USD
View
Retailer 7
-
£2,119 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-CD5B1861E · Oct 29
£3,276 GBP
$4,390 USD
View
7 more retailers have this diamond
Prices start from £545 GBPSave up to £2,732 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
3.09ct Cushion
£545 GBP