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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 $1,224 AUD
$860 USD
As of October 31, 2026
Save $6,065 AUD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,289 AUD 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 $1,224 to $7,289, a $6,065 spread on the same certified stone. Do Amore Diamonds lists it at $7,289. 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: $7,289 AUD|Low: $1,118 AUD|High: $7,944 AUD|Avg: $3,642 AUD
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
October 31, 2026
Retailer 9$1,224 AUD
Retailer 12$1,503 AUD
Retailer 10$1,565 AUD
Retailer 7$1,744 AUD
Retailer 2$1,801 AUD
Retailer 11$2,525 AUD
Retailer 3$3,553 AUD
Retailer 4$3,909 AUD
Retailer 6$4,451 AUD
Retailer 5$5,339 AUD
Retailer 8$5,737 AUD
Do Amore Diamonds$7,289 AUD

30 data points across 12 retailers

14 retailers$1,224 AUD to $7,289 AUD

Retailer 1
-
$885 AUD
$622 USD
Price last confirmed 14 days ago
Retailer 2
-
$991 AUD
$696 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,224 AUD
$860 USD
View
A
Retailer 4
-
$1,503 AUD
$1,056 USD
View
A
Retailer 5
-
$1,565 AUD
$1,099 USD
View
A
Retailer 6
-
$1,569 AUD
$1,102 USD
View
B+
Retailer 7
-
$1,801 AUD
€1,205 EUR
View
B+
Retailer 8
-
$2,525 AUD
$1,774 USD
View
Retailer 9
-
$2,887 AUD
$2,028 USD
View
Price last confirmed 14 days ago
Retailer 10
-
$3,553 AUD
$2,496 USD
View
Price last confirmed 15 days ago
B
Retailer 11
-
$4,451 AUD
£2,462 GBP
View
B
Retailer 12
-
$5,339 AUD
$3,750 USD
View
B
Retailer 13
-
$5,737 AUD
$4,030 USD
View
Most Expensive
B
Do Amore Diamonds
27-BD2841531 · Oct 31
$7,289 AUD
$5,120 USD
View
13 more retailers have this diamond
Prices start from $1,224 AUDSave up to $6,065 AUD

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
$1,224 AUD