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Cushion|Lab Grown|IGI

1.86ct D VVS2 Cushion Lab Grown Diamond

EX • D/VVS2 • IGI LG675561385

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG675561385

Diamond specifications and retailer prices

From £269 GBP
$361 USD
As of October 30, 2026
Save £1,805 GBP (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,075 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.86ct lab-grown cushion diamond

This 1.86ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG675561385 or 675561385. Listed at 18 retailers as of October 30, 2026, with prices from £269 to £2,075, a £1,805 spread on the same certified stone. Brilliant Earth lists it at £2,075. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675561385
Dimensions6.96 × 6.96 × 4.79 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
6.96 mm6.96 mm1.86 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675561385
Side View
Table 62.0%Crown 36°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
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: Oct 30
Current: £2,075 GBP|Low: £299 GBP|High: £2,246 GBP|Avg: £852 GBP|-7.6%
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
November 1, 2026
Retailer 4£299 GBP
Retailer 12£452 GBP
Retailer 3£484 GBP
Retailer 6£484 GBP
Retailer 9£513 GBP
Retailer 2£529 GBP
Retailer 5£558 GBP
Retailer 8£696 GBP
Retailer 13£1,030 GBP
Retailer 11£1,030 GBP
Retailer 7£1,204 GBP
Retailer 10£1,287 GBP
Brilliant Earth£2,075 GBP

41 data points across 13 retailers

18 retailers£269 GBP to £2,075 GBP

A
Cheapest Retailer
-
£269 GBP
$361 USD
Final sale: no returns
A
Retailer 2
-
£299 GBP
$400 USD
View
A
Retailer 3
-
£452 GBP
$605 USD
View
A
Retailer 4
-
£484 GBP
$648 USD
View
A
Retailer 5
-
£484 GBP
€618 EUR
View
A
Retailer 6
-
£513 GBP
ZAR 11,112 ZAR
View
A
Retailer 7
-
£529 GBP
View
A
Retailer 8
-
£558 GBP
$747 USD
View
A
Retailer 9
-
£637 GBP
$854 USD
View
B+
Retailer 10
-
£696 GBP
A$1,435 AUD
View
B+
Retailer 11
-
£994 GBP
$1,332 USD
View
Retailer 12
-
£1,030 GBP
A$2,123 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
£1,030 GBP
$1,380 USD
View
B
Retailer 14
-
£1,149 GBP
$1,539 USD
View
B+
Retailer 15
-
£1,204 GBP
View
Retailer 16
-
£1,287 GBP
$1,725 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
£1,311 GBP
$1,757 USD
View
Most Expensive
B
Brilliant Earth
12863848A · Oct 31
£2,075 GBP
$2,780 USD
View
17 more retailers have this diamond
Prices start from £269 GBPSave up to £1,805 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
1.86ct Cushion
£269 GBP