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Cushion|Lab Grown|IGI

3.07ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG677521553

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677521553

Diamond specifications and retailer prices

From £779 GBP
$1,044 USD
As of October 31, 2026
Save £4,654 GBP (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £7,016 GBP at Brilliant Earth · As of September 29, 2026
View at Brilliant Earth

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677521553 or 677521553. Listed at 19 retailers as of October 31, 2026, with a 597% 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

3.07
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677521553
Dimensions7.88 × 7.88 × 5.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.88 mm7.88 mm3.07 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677521553
Side View
Table 62.0%Crown 34.5°Girdle: STK-THKPavilion 35.3°Culet: NoneDepth 65.1%

Caratlytics Score

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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 31
Current: £1,256 GBP|Low: £768 GBP|High: £5,433 GBP|Avg: £2,012 GBP|-8.8%
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 4£779 GBP
Retailer 14£858 GBP
Retailer 7£930 GBP
Retailer 9£1,013 GBP
Retailer 18£1,183 GBP
Retailer 3£1,196 GBP
Retailer 13£1,206 GBP
Retailer 1£1,256 GBP
Retailer 12£1,769 GBP
Retailer 15£1,819 GBP
Retailer 2£2,016 GBP
Retailer 6£2,345 GBP
Retailer 17£2,670 GBP
Retailer 10£2,792 GBP
Retailer 8£2,925 GBP
Retailer 16£2,955 GBP
Retailer 11£2,983 GBP
Retailer 5£5,433 GBP

39 data points across 18 retailers

19 retailers£779 GBP to £5,433 GBP

A
Cheapest Retailer
-
£779 GBP
$1,044 USD
Final sale: no returns
A
Retailer 2
-
£858 GBP
$1,150 USD
View
A
Retailer 3
-
£930 GBP
$1,246 USD
View
A
Retailer 4
-
£1,013 GBP
HK$10,600 HKD
View
A
Retailer 5
-
£1,183 GBP
$1,585 USD
View
A
Retailer 6
-
£1,196 GBP
$1,603 USD
View
A
Retailer 7
-
£1,206 GBP
View
A
Retailer 8
-
£1,256 GBP
€1,603 EUR
View
B+
Retailer 9
-
£1,769 GBP
A$3,646 AUD
View
B+
Retailer 10
-
£1,819 GBP
ZAR 39,365 ZAR
View
B+
Retailer 11
-
£2,016 GBP
$2,702 USD
View
B+
Retailer 12
-
£2,345 GBP
$3,143 USD
View
B+
Retailer 13
-
£2,670 GBP
View
B
Retailer 14
-
£2,792 GBP
$3,741 USD
View
B
Retailer 15
-
£2,925 GBP
SGD 5,297 SGD
View
Retailer 16
-
£2,955 GBP
$3,960 USD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
£2,983 GBP
A$6,149 AUD
View
B
Retailer 18
-
£5,433 GBP
$7,280 USD
View
Most Expensive
Brilliant Earth
13509592Y · Sep 29
£7,016 GBP
$9,400 USD
View
Price last confirmed 33 days ago
18 more retailers have this diamond
Prices start from £779 GBPSave up to £4,654 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
£779 GBP