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Cushion|Lab Grown|IGI

3.07ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG782618683

Shape and cutting style on the report: Cut cornered square mixed cut

Certificate IGI LG782618683

Diamond specifications and retailer prices

From £846 GBP
$1,135 USD
As of November 1, 2026
Save £2,918 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,765 GBP at Taylor and Hart · As of November 3, 2026
View at Taylor and Hart

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782618683 or 782618683. Listed at 15 retailers as of November 1, 2026, with prices from £846 to £3,765, a £2,918 spread on the same certified stone. Taylor and Hart lists it at £3,765. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782618683
Dimensions7.80 × 7.75 × 5.43 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm7.75 mm3.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782618683
Side View
Table 62.0%Crown 25.9°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 70.1%

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: Nov 1
Current: £1,424 GBP|Low: £813 GBP|High: £3,198 GBP|Avg: £1,840 GBP|-2.1%
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
November 3, 2026
Retailer 7£846 GBP
Retailer 11£921 GBP
Retailer 9£982 GBP
Retailer 14£1,111 GBP
Retailer 13£1,175 GBP
Retailer 1£1,424 GBP
Retailer 4£1,561 GBP
Retailer 10£1,841 GBP
Retailer 2£1,935 GBP
Retailer 8£2,218 GBP
Retailer 6£2,716 GBP
Retailer 3£2,844 GBP
Retailer 5£3,149 GBP
Retailer 12£3,172 GBP

42 data points across 14 retailers

15 retailers£846 GBP to £3,765 GBP

A
Cheapest Retailer
-
£846 GBP
$1,135 USD
A
Retailer 2
-
£921 GBP
$1,235 USD
View
A
Retailer 3
-
£973 GBP
$1,305 USD
View
A
Retailer 4
-
£982 GBP
$1,317 USD
View
A
Retailer 5
-
£1,111 GBP
$1,490 USD
View
B+
Retailer 6
-
£1,424 GBP
View
B+
Retailer 7
-
£1,561 GBP
$2,093 USD
View
B
Retailer 8
-
£1,841 GBP
$2,469 USD
View
B
Retailer 9
-
£1,935 GBP
$2,595 USD
View
B
Retailer 10
-
£2,218 GBP
A$4,576 AUD
View
B
Retailer 11
-
£2,716 GBP
View
B
Retailer 12
-
£2,844 GBP
$3,814 USD
View
B
Retailer 13
-
£3,149 GBP
SGD 5,706 SGD
View
B
Retailer 14
-
£3,172 GBP
View
Most Expensive
B
Taylor and Hart
CKXUDRK · Nov 3
£3,765 GBP
$5,049 USD
View
14 more retailers have this diamond
Prices start from £846 GBPSave up to £2,918 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
£846 GBP