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Round|Lab Grown|IGI

1.81ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG790611687

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790611687

Diamond specifications and retailer prices

From $1,143 AUD
$803 USD
As of October 29, 2026
Save $4,369 AUD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,150 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round 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 LG790611687 or 790611687. Listed at 21 retailers as of October 29, 2026, with a 382% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611687
Dimensions7.76 × 7.79 × 4.84 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.76 mm7.79 mm1.81 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611687
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 29
Current: $10,150 AUD|Low: $1,143 AUD|High: $11,958 AUD|Avg: $3,325 AUD|-15.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 6$1,143 AUD
Retailer 20$1,243 AUD
Retailer 7$1,280 AUD
Retailer 4$1,325 AUD
Retailer 8$1,325 AUD
Retailer 15$1,573 AUD
Retailer 21$1,627 AUD
Retailer 3$1,676 AUD
Retailer 11$1,804 AUD
Retailer 5$2,138 AUD
Retailer 2$2,243 AUD
Retailer 13$2,689 AUD
Retailer 18$3,152 AUD
Retailer 12$4,113 AUD
Retailer 19$4,147 AUD
Retailer 9$4,397 AUD
Retailer 16$4,627 AUD
Retailer 10$5,200 AUD
Retailer 14$5,217 AUD
Retailer 17$5,513 AUD
Do Amore Diamonds$10,150 AUD

34 data points across 21 retailers

21 retailers$1,143 AUD to $5,513 AUD

A
Cheapest Retailer
-
$1,143 AUD
$803 USD
A
Retailer 2
-
$1,243 AUD
$873 USD
View
A
Retailer 3
-
$1,280 AUD
$899 USD
View
Final sale: no returns
Retailer 4
-
$1,325 AUD
$931 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,325 AUD
$931 USD
View
A
Retailer 6
-
$1,573 AUD
$1,105 USD
View
A
Retailer 7
-
$1,627 AUD
$1,143 USD
View
A
Retailer 8
-
$1,676 AUD
$1,177 USD
View
A
Retailer 9
-
$1,804 AUD
HK$9,900 HKD
View
B+
Retailer 10
-
$2,138 AUD
$1,502 USD
View
B+
Retailer 11
-
$2,243 AUD
£1,241 GBP
View
B+
Retailer 12
-
$2,689 AUD
ZAR 30,514 ZAR
View
B+
Retailer 13
-
$3,152 AUD
$2,214 USD
View
B
Retailer 14
-
$4,113 AUD
$2,889 USD
View
B+
Retailer 15
-
$4,147 AUD
$2,913 USD
View
B+
Retailer 16
-
$4,397 AUD
$3,089 USD
View
B
Retailer 17
-
$4,627 AUD
$3,250 USD
View
B
Retailer 18
-
$5,200 AUD
SGD 4,936 SGD
View
B
Retailer 19
-
$5,217 AUD
$3,665 USD
View
B
Retailer 20
-
$5,513 AUD
£3,049 GBP
View
Most Expensive
Do Amore Diamonds
27-D47CE4F2F · Oct 29
$10,150 AUD
$7,130 USD
View
Price under review
20 more retailers have this diamond
Prices start from $1,143 AUDSave up to $4,369 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
1.81ct Round
$1,143 AUD