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Cushion|Lab Grown|IGI

12.07ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG700581536

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG700581536

Diamond specifications and retailer prices

From £3,379 GBP
$4,535 USD
As of November 3, 2026
Save £13,671 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £17,050 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 12.07ct lab-grown cushion diamond

This 12.07ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG700581536 or 700581536. Listed at 21 retailers as of November 2, 2026, with prices from £3,379 to £17,050, a £13,671 spread on the same certified stone. Brilliant Earth lists it at £17,050. 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

12.07
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700581536
Dimensions16.22 × 11.81 × 7.42 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.22 mm11.81 mm12.07 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700581536
Side View
Table 62.0%Crown 33.7°Girdle: STK-VTKPavilion 31.5°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £17,050 GBP|Low: £3,378 GBP|High: £17,050 GBP|Avg: £6,220 GBP
Brilliant Earth
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
November 3, 2026
Retailer 16£3,378 GBP
Retailer 13£3,379 GBP
Retailer 6£3,405 GBP
Retailer 4£3,510 GBP
Retailer 9£4,092 GBP
Retailer 2£4,386 GBP
Retailer 5£4,894 GBP
Retailer 14£5,131 GBP
Retailer 10£5,198 GBP
Retailer 7£5,201 GBP
Retailer 12£5,228 GBP
Retailer 11£7,465 GBP
Retailer 15£8,146 GBP
Retailer 8£8,548 GBP
Retailer 3£11,525 GBP
Brilliant Earth£17,050 GBP

44 data points across 16 retailers

21 retailers£3,379 GBP to £17,050 GBP

Retailer 1
-
£3,378 GBP
$4,533 USD
Price last confirmed 21 days ago
A
Retailer 2
-
£3,379 GBP
$4,535 USD
View
A
Retailer 3
-
£3,405 GBP
$4,569 USD
View
Final sale: no returns
A
Retailer 4
-
£3,510 GBP
$4,710 USD
View
B+
Retailer 5
-
£3,978 GBP
HK$41,700 HKD
View
B+
Retailer 6
-
£4,092 GBP
$5,491 USD
View
B+
Retailer 7
-
£4,386 GBP
View
B+
Retailer 8
-
£4,894 GBP
$6,568 USD
View
Retailer 9
-
£5,131 GBP
$6,885 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£5,198 GBP
€6,643 EUR
View
B+
Retailer 11
-
£5,201 GBP
View
B+
Retailer 12
-
£5,228 GBP
ZAR 113,334 ZAR
View
B
Retailer 13
-
£7,417 GBP
$9,953 USD
View
B
Retailer 14
-
£7,465 GBP
A$15,411 AUD
View
B
Retailer 15
-
£8,146 GBP
$10,931 USD
View
B
Retailer 16
-
£8,526 GBP
$11,441 USD
View
Retailer 17
-
£8,548 GBP
$11,471 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
£11,525 GBP
SGD 20,899 SGD
View
B
Retailer 19
-
£11,967 GBP
$16,060 USD
View
B
Retailer 20
-
£12,624 GBP
$16,941 USD
View
Most Expensive
B
Brilliant Earth
14722136A · Nov 2
£17,050 GBP
$22,880 USD
View
20 more retailers have this diamond
Prices start from £3,379 GBPSave up to £13,671 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
12.07ct Cushion
£3,379 GBP