CaratHunter
Plans
Heart|Lab Grown|IGI

1.87ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG756576018

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG756576018

Diamond specifications and retailer prices

From £538 GBP
$721 USD
As of October 30, 2026
Save £4,238 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,777 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.87ct lab-grown heart diamond

This 1.87ct lab-grown heart 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 LG756576018 or 756576018. Listed at 11 retailers as of October 30, 2026, with prices from £538 to £4,777, a £4,238 spread on the same certified stone. Do Amore Diamonds lists it at £4,777. 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 angle39.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756576018
Dimensions7.32 × 8.36 × 5.04 mm
L/W Ratio1.14
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
7.32 mm8.36 mm1.87 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756576018
Side View
Table 63.0%Crown 39.9°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 60.3%

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: Oct 30
Current: £4,777 GBP|Low: £538 GBP|High: £6,605 GBP|Avg: £2,266 GBP|-27.7%
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
Retailer 15
October 30, 2026
Retailer 14£538 GBP
Retailer 11£585 GBP
Retailer 8£781 GBP
Retailer 3£834 GBP
Retailer 15£1,013 GBP
Retailer 10£1,015 GBP
Retailer 13£1,494 GBP
Retailer 12£1,937 GBP
Retailer 7£2,230 GBP
Retailer 4£2,307 GBP
Retailer 9£2,596 GBP
Retailer 5£2,691 GBP
Retailer 2£3,284 GBP
Retailer 6£4,270 GBP
Do Amore Diamonds£4,777 GBP

33 data points across 15 retailers

11 retailers£538 GBP to £4,777 GBP

A
Cheapest Retailer
-
£538 GBP
$721 USD
A
Retailer 2
-
£585 GBP
$784 USD
View
A
Retailer 3
-
£781 GBP
View
A
Retailer 4
-
£834 GBP
$1,118 USD
View
Final sale: no returns
A
Retailer 5
-
£1,013 GBP
$1,357 USD
View
A
Retailer 6
-
£1,015 GBP
$1,360 USD
View
B+
Retailer 7
-
£1,494 GBP
$2,002 USD
View
B
Retailer 8
-
£1,937 GBP
$2,595 USD
View
B+
Retailer 9
-
£2,596 GBP
View
B
Retailer 10
-
£3,284 GBP
$4,400 USD
View
Most Expensive
B
Do Amore Diamonds
27-F00930E11 · Oct 31
£4,777 GBP
$6,400 USD
View
10 more retailers have this diamond
Prices start from £538 GBPSave up to £4,238 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 Heart
£538 GBP