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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG696557681

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG696557681

Diamond specifications and retailer prices

From £881 GBP
$1,180 USD
As of October 31, 2026
Save £4,097 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,997 GBP at Yadav Diamonds · As of October 21, 2026
View at Yadav 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG696557681 or 696557681. Listed at 15 retailers as of October 31, 2026, with a 465% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696557681
Dimensions8.40 × 8.36 × 5.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.40 mm8.36 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696557681
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £881 GBP|Low: £428 GBP|High: £4,829 GBP|Avg: £1,409 GBP|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 26, 2026
Retailer 5£428 GBP
Retailer 15£475 GBP
Retailer 14£549 GBP
Retailer 3£628 GBP
Retailer 13£659 GBP
Retailer 9£814 GBP
Retailer 1£881 GBP
Retailer 10£1,113 GBP
Retailer 11£1,125 GBP
Retailer 2£1,182 GBP
Retailer 6£1,524 GBP
Retailer 7£1,785 GBP
Retailer 12£2,286 GBP
Retailer 4£3,396 GBP
Retailer 8£4,829 GBP

28 data points across 15 retailers

15 retailers£881 GBP to £4,978 GBP

Retailer 1
-
£475 GBP
$636 USD
Price last confirmed 15 days ago
Retailer 2
-
£549 GBP
$735 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£628 GBP
$841 USD
View
Price last confirmed 11 days ago
Retailer 4
-
£659 GBP
View
Price last confirmed 13 days ago
Retailer 5
-
£814 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£881 GBP
$1,180 USD
View
Retailer 7
-
£1,113 GBP
A$2,294 AUD
View
Price last confirmed 11 days ago
Retailer 8
-
£1,125 GBP
ZAR 24,354 ZAR
View
Price last confirmed 12 days ago
Retailer 9
-
£1,182 GBP
$1,584 USD
View
Price last confirmed 10 days ago
Retailer 10
-
£1,524 GBP
View
Price last confirmed 10 days ago
Retailer 11
-
£1,785 GBP
$2,391 USD
View
Price last confirmed 10 days ago
Retailer 12
-
£2,286 GBP
View
Price last confirmed 11 days ago
B
Retailer 13
-
£4,829 GBP
$6,470 USD
View
B
Retailer 14
-
£4,978 GBP
$6,670 USD
View
Most Expensive
Yadav Diamonds
13004167 · Oct 21
£4,997 GBP
$6,695 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from £881 GBPSave up to £4,097 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
£881 GBP