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Radiant|Lab Grown|IGI

1.89ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784644319

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

Certificate IGI LG784644319

Diamond specifications and retailer prices

From $799 AUD
$561 USD
As of October 30, 2026
Save $6,291 AUD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,090 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.89ct lab-grown radiant diamond

This 1.89ct 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 LG784644319 or 784644319. Listed at 15 retailers as of October 30, 2026, with prices from $799 to $7,090, a $6,291 spread on the same certified stone. Do Amore Diamonds lists it at $7,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644319
Dimensions8.91 × 6.27 × 4.16 mm
L/W Ratio1.42
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
8.91 mm6.27 mm1.89 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644319
Side View
Table 61.0%Crown 39.2°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
A+
Exceptional
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: $7,090 AUD|Low: $784 AUD|High: $8,812 AUD|Avg: $3,234 AUD|-18.5%
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
Retailer 15
October 31, 2026
Retailer 10$799 AUD
Retailer 3$894 AUD
Retailer 7$1,099 AUD
Retailer 5$1,189 AUD
Retailer 12$1,190 AUD
Retailer 11$1,528 AUD
Retailer 2$1,750 AUD
Retailer 6$1,817 AUD
Retailer 13$2,555 AUD
Retailer 15$2,788 AUD
Retailer 14$2,876 AUD
Retailer 9$4,332 AUD
Retailer 8$5,993 AUD
Retailer 4$6,499 AUD
Do Amore Diamonds$7,090 AUD

35 data points across 15 retailers

15 retailers$799 AUD to $7,090 AUD

A+
Cheapest Retailer
-
$799 AUD
$561 USD
A
Retailer 2
-
$894 AUD
$628 USD
View
A
Retailer 3
-
$1,099 AUD
$772 USD
View
Final sale: no returns
A
Retailer 4
-
$1,189 AUD
$835 USD
View
A
Retailer 5
-
$1,190 AUD
$836 USD
View
A
Retailer 6
-
$1,528 AUD
$1,073 USD
View
A
Retailer 7
-
$1,750 AUD
€1,171 EUR
View
A
Retailer 8
-
$1,817 AUD
$1,276 USD
View
B+
Retailer 9
-
$2,555 AUD
$1,795 USD
View
B+
Retailer 10
-
$2,788 AUD
$1,958 USD
View
B+
Retailer 11
-
$2,876 AUD
$2,020 USD
View
B+
Retailer 12
-
$4,332 AUD
£2,396 GBP
View
B
Retailer 13
-
$5,993 AUD
$4,210 USD
View
Retailer 14
-
$6,499 AUD
$4,565 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-C1FF2311F · Oct 30
$7,090 AUD
$4,980 USD
View
14 more retailers have this diamond
Prices start from $799 AUDSave up to $6,291 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+
1.89ct Radiant
$799 AUD