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Cushion|Lab Grown|IGI

1.87ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804668446

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804668446

Diamond specifications and retailer prices

From £705 GBP
$945 USD
As of October 30, 2026
Save £2,989 GBP (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,694 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.87ct lab-grown cushion diamond

This 1.87ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804668446 or 804668446. Listed at 8 retailers as of October 30, 2026, with prices from £705 to £3,694, a £2,989 spread on the same certified stone. Do Amore Diamonds lists it at £3,694. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804668446
Dimensions8.92 × 6.04 × 4.08 mm
L/W Ratio1.48
Girdle conditionFaceted
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
8.92 mm6.04 mm1.87 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804668446
Side View
Table 62.0%Crown 32.9°Girdle: MED-VTKPavilion 35.7°Culet: NoneDepth 67.5%

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: Oct 30
Current: £3,694 GBP|Low: £705 GBP|High: £5,351 GBP|Avg: £2,550 GBP|-31.0%
Do Amore Diamonds
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
October 31, 2026
Retailer 12£705 GBP
Retailer 11£796 GBP
Retailer 2£799 GBP
Retailer 7£1,234 GBP
Retailer 10£1,642 GBP
Retailer 14£2,066 GBP
Retailer 4£2,222 GBP
Retailer 13£2,379 GBP
Retailer 9£2,484 GBP
Retailer 8£3,105 GBP
Retailer 5£3,185 GBP
Do Amore Diamonds£3,694 GBP
Retailer 3£3,844 GBP
Retailer 6£4,639 GBP

22 data points across 14 retailers

8 retailers£705 GBP to £3,694 GBP

A
Cheapest Retailer
-
£705 GBP
$945 USD
Final sale: no returns
A
Retailer 2
-
£796 GBP
$1,066 USD
View
A
Retailer 3
-
£799 GBP
$1,070 USD
View
A
Retailer 4
-
£1,234 GBP
$1,653 USD
View
B+
Retailer 5
-
£1,642 GBP
$2,200 USD
View
B+
Retailer 6
-
£2,484 GBP
View
B
Retailer 7
-
£3,105 GBP
$4,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-668976EDB · Oct 31
£3,694 GBP
$4,950 USD
View
7 more retailers have this diamond
Prices start from £705 GBPSave up to £2,989 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
1.87ct Cushion
£705 GBP