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Heart|Lab Grown|IGI

1.69ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840634384

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840634384

Diamond specifications and retailer prices

From €676 EUR
$755 USD
As of October 30, 2026
Save €3,057 EUR (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,733 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.69ct lab-grown heart diamond

This 1.69ct 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 LG840634384 or 840634384. Listed at 17 retailers as of October 30, 2026, with prices from €676 to €3,733, a €3,057 spread on the same certified stone. Brilliant Earth lists it at €3,733. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634384
Dimensions7.25 × 8.20 × 4.73 mm
L/W Ratio1.13
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
7.25 mm8.20 mm1.69 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634384
Side View
Table 61.0%Crown 37.3°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 57.7%

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: €3,733 EUR|Low: €676 EUR|High: €4,842 EUR|Avg: €1,831 EUR|-22.9%
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
Retailer 17
November 1, 2026
Retailer 17€676 EUR
Retailer 6€784 EUR
Retailer 7€836 EUR
Retailer 10€886 EUR
Retailer 13€940 EUR
Retailer 15€1,003 EUR
Retailer 12€1,201 EUR
Retailer 5€1,244 EUR
Retailer 16€1,268 EUR
Retailer 14€1,864 EUR
Retailer 11€2,204 EUR
Retailer 9€2,572 EUR
Retailer 4€2,705 EUR
Retailer 8€2,988 EUR
Retailer 2€3,078 EUR
Retailer 3€3,195 EUR
Brilliant Earth€3,733 EUR

4 data points across 17 retailers

17 retailers€676 EUR to €3,733 EUR

A
Cheapest Retailer
-
€676 EUR
$755 USD
A
Retailer 2
-
€784 EUR
$876 USD
View
A
Retailer 3
-
€836 EUR
$934 USD
View
Final sale: no returns
A
Retailer 4
-
€886 EUR
£780 GBP
View
A
Retailer 5
-
€940 EUR
$1,050 USD
View
A
Retailer 6
-
€1,003 EUR
$1,120 USD
View
B+
Retailer 7
-
€1,201 EUR
£1,056 GBP
View
B+
Retailer 8
-
€1,244 EUR
$1,390 USD
View
B+
Retailer 9
-
€1,268 EUR
$1,417 USD
View
B+
Retailer 10
-
€1,864 EUR
$2,083 USD
View
B
Retailer 11
-
€2,204 EUR
$2,462 USD
View
B
Retailer 12
-
€2,572 EUR
$2,873 USD
View
B
Retailer 13
-
€2,705 EUR
$3,022 USD
View
B
Retailer 14
-
€2,988 EUR
SGD 4,511 SGD
View
B
Retailer 15
-
€3,078 EUR
£2,708 GBP
View
B
Retailer 16
-
€3,195 EUR
$3,569 USD
View
Most Expensive
B
Brilliant Earth
22348567A · Oct 31
€3,733 EUR
$4,170 USD
View
16 more retailers have this diamond
Prices start from €676 EURSave up to €3,057 EUR

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
1.69ct Heart
€676 EUR