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Heart|Lab Grown|IGI

1.83ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG801694240

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801694240

Diamond specifications and retailer prices

From £507 GBP
$679 USD
As of October 30, 2026
Save £3,994 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,500 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown heart diamond

This 1.83ct 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 LG801694240 or 801694240. Listed at 13 retailers as of October 29, 2026, with prices from £507 to £4,500, a £3,994 spread on the same certified stone. Do Amore Diamonds lists it at £4,500. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694240
Dimensions8.20 × 7.76 × 5.01 mm
L/W Ratio1.06
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
8.20 mm7.76 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694240
Side View
Table 61.0%Crown 35.6°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 61.1%

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: £4,500 GBP|Low: £507 GBP|High: £6,478 GBP|Avg: £2,084 GBP|-30.5%
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 30, 2026
Retailer 9£507 GBP
Retailer 3£551 GBP
Retailer 11£711 GBP
Retailer 5£750 GBP
Retailer 4£922 GBP
Retailer 10£957 GBP
Retailer 7£1,096 GBP
Retailer 13£1,343 GBP
Retailer 12£1,500 GBP
Retailer 14£1,823 GBP
Retailer 8£2,560 GBP
Retailer 2£3,209 GBP
Retailer 6£3,215 GBP
Do Amore Diamonds£4,500 GBP

29 data points across 14 retailers

13 retailers£507 GBP to £4,500 GBP

A
Cheapest Retailer
-
£507 GBP
$679 USD
A
Retailer 2
-
£551 GBP
$738 USD
View
A
Retailer 3
-
£711 GBP
$952 USD
View
A
Retailer 4
-
£750 GBP
$1,005 USD
View
A
Retailer 5
-
£922 GBP
$1,235 USD
View
A
Retailer 6
-
£957 GBP
$1,282 USD
View
B+
Retailer 7
-
£1,096 GBP
€1,399 EUR
View
B+
Retailer 8
-
£1,343 GBP
A$2,768 AUD
View
B+
Retailer 9
-
£1,500 GBP
$2,010 USD
View
B
Retailer 10
-
£1,823 GBP
$2,443 USD
View
B+
Retailer 11
-
£2,560 GBP
View
B
Retailer 12
-
£3,209 GBP
$4,300 USD
View
Most Expensive
B
Do Amore Diamonds
27-84A3AA5F2 · Oct 29
£4,500 GBP
$6,030 USD
View
12 more retailers have this diamond
Prices start from £507 GBPSave up to £3,994 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
1.83ct Heart
£507 GBP