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Radiant|Lab Grown|IGI

1.69ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG818681523

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818681523

Diamond specifications and retailer prices

From €770 EUR
$860 USD
As of October 31, 2026
Save €3,813 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,583 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.69ct lab-grown radiant diamond

This 1.69ct lab-grown radiant 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 LG818681523 or 818681523. Listed at 14 retailers as of October 31, 2026, with prices from €770 to €4,583, a €3,813 spread on the same certified stone. Do Amore Diamonds lists it at €4,583. 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 angle41.3°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681523
Dimensions8.40 × 5.99 × 3.85 mm
L/W Ratio1.40
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
8.40 mm5.99 mm1.69 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681523
Side View
Table 60.0%Crown 41.3°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 64.3%

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 31
Current: €4,583 EUR|Low: €703 EUR|High: €4,995 EUR|Avg: €2,283 EUR
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
November 1, 2026
Retailer 9€770 EUR
Retailer 12€945 EUR
Retailer 10€984 EUR
Retailer 7€1,096 EUR
Retailer 5€1,133 EUR
Retailer 11€1,588 EUR
Retailer 3€2,234 EUR
Retailer 4€2,458 EUR
Retailer 2€2,784 EUR
Retailer 6€3,357 EUR
Retailer 8€3,607 EUR
Do Amore Diamonds€4,583 EUR

31 data points across 12 retailers

14 retailers€770 EUR to €4,583 EUR

Retailer 1
-
€557 EUR
$622 USD
Price last confirmed 15 days ago
Retailer 2
-
€623 EUR
$696 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
€770 EUR
$860 USD
View
A
Retailer 4
-
€945 EUR
$1,056 USD
View
A
Retailer 5
-
€984 EUR
$1,099 USD
View
A
Retailer 6
-
€986 EUR
$1,102 USD
View
B+
Retailer 7
-
€1,133 EUR
View
B+
Retailer 8
-
€1,588 EUR
$1,774 USD
View
Retailer 9
-
€1,815 EUR
$2,028 USD
View
Price last confirmed 16 days ago
Retailer 10
-
€2,234 EUR
$2,496 USD
View
Price last confirmed 16 days ago
B
Retailer 11
-
€2,784 EUR
£2,449 GBP
View
B
Retailer 12
-
€3,357 EUR
$3,750 USD
View
B
Retailer 13
-
€3,607 EUR
$4,030 USD
View
Most Expensive
B
Do Amore Diamonds
27-BD2841531 · Oct 31
€4,583 EUR
$5,120 USD
View
13 more retailers have this diamond
Prices start from €770 EURSave up to €3,813 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 Radiant
€770 EUR