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Cushion|Lab Grown|IGI

3.07ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG677524334

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG677524334

Diamond specifications and retailer prices

From £437 GBP
$585 USD
As of October 29, 2026
Save £2,518 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,955 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677524334 or 677524334. Listed at 16 retailers as of October 29, 2026, with prices from £437 to £2,955, a £2,518 spread on the same certified stone. Blue Nile lists it at £2,955. 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

3.07
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677524334
Dimensions8.56 × 8.41 × 5.51 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.56 mm8.41 mm3.07 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677524334
Side View
Table 62.0%Crown 35.7°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 65.5%

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: £2,955 GBP|Low: £376 GBP|High: £2,955 GBP|Avg: £1,063 GBP|-0.0%
Blue Nile
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 31, 2026
Retailer 5£437 GBP
Retailer 14£484 GBP
Retailer 9£555 GBP
Retailer 15£560 GBP
Retailer 11£674 GBP
Retailer 6£751 GBP
Retailer 16£751 GBP
Retailer 2£751 GBP
Retailer 3£993 GBP
Retailer 10£1,024 GBP
Retailer 13£1,042 GBP
Retailer 4£1,575 GBP
Retailer 7£1,662 GBP
Retailer 8£1,797 GBP
Retailer 12£2,034 GBP
Blue Nile£2,955 GBP

34 data points across 16 retailers

16 retailers£437 GBP to £2,955 GBP

A
Cheapest Retailer
-
£437 GBP
$585 USD
Final sale: no returns
Retailer 2
-
£484 GBP
$649 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£555 GBP
View
A
Retailer 4
-
£560 GBP
$750 USD
View
A
Retailer 5
-
£674 GBP
€860 EUR
View
A
Retailer 6
-
£751 GBP
$1,006 USD
View
A
Retailer 7
-
£751 GBP
$1,006 USD
View
A
Retailer 8
-
£751 GBP
View
A
Retailer 9
-
£993 GBP
$1,330 USD
View
A
Retailer 10
-
£1,024 GBP
A$2,110 AUD
View
Retailer 11
-
£1,042 GBP
ZAR 22,562 ZAR
View
Price last confirmed 11 days ago
B+
Retailer 12
-
£1,575 GBP
$2,111 USD
View
B+
Retailer 13
-
£1,662 GBP
$2,226 USD
View
B
Retailer 14
-
£1,797 GBP
$2,408 USD
View
B
Retailer 15
-
£2,034 GBP
View
Most Expensive
B
Blue Nile
25263985 · Oct 31
£2,955 GBP
$3,959 USD
View
15 more retailers have this diamond
Prices start from £437 GBPSave up to £2,518 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
3.07ct Cushion
£437 GBP