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Round|Lab Grown|IGI

1.89ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG780668482

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780668482

Diamond specifications and retailer prices

From $433 AUD
$304 USD
As of October 30, 2026
Save $1,593 AUD (79%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,246 AUD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.89ct lab-grown round diamond

This 1.89ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780668482 or 780668482. Listed at 27 retailers as of October 30, 2026, with a 368% 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

1.89
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780668482
Dimensions7.88 × 7.92 × 4.86 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.88 mm7.92 mm1.89 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780668482
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

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 30
Current: $3,246 AUD|Low: $433 AUD|High: $3,246 AUD|Avg: $1,233 AUD
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 12$433 AUD
Retailer 11$480 AUD
Retailer 13$670 AUD
Retailer 5$676 AUD
Retailer 19$676 AUD
Retailer 15$789 AUD
Retailer 18$824 AUD
Retailer 14$841 AUD
Retailer 7$981 AUD
Retailer 8$1,065 AUD
Retailer 17$1,116 AUD
Retailer 2$1,210 AUD
Retailer 4$1,293 AUD
Retailer 9$1,615 AUD
Retailer 6$1,705 AUD
Retailer 16$1,933 AUD
Retailer 10$2,025 AUD
Retailer 3$2,470 AUD
Brilliant Earth$3,246 AUD

27 data points across 19 retailers

27 retailers$433 AUD to $2,025 AUD

Retailer 1
-
$387 AUD
$272 USD
Price last confirmed 18 days ago
Retailer 2
-
$394 AUD
$277 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$433 AUD
$304 USD
View
Final sale: no returns
Retailer 4
-
$457 AUD
$321 USD
View
Price last confirmed 38 days ago
Retailer 5
-
$480 AUD
$337 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$480 AUD
$337 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$483 AUD
$339 USD
View
Price last confirmed 35 days ago
A
Retailer 8
-
$670 AUD
£370 GBP
View
B+
Retailer 9
-
$676 AUD
$475 USD
View
A
Retailer 10
-
$676 AUD
$475 USD
View
A
Retailer 11
-
$789 AUD
€528 EUR
View
A
Retailer 12
-
$824 AUD
ZAR 9,355 ZAR
View
A
Retailer 13
-
$841 AUD
£465 GBP
View
A
Retailer 14
-
$981 AUD
$689 USD
View
B+
Retailer 15
-
$1,065 AUD
$748 USD
View
B+
Retailer 16
-
$1,116 AUD
View
B+
Retailer 17
-
$1,210 AUD
$850 USD
View
B+
Retailer 18
-
$1,293 AUD
$908 USD
View
Retailer 19
-
$1,542 AUD
$1,083 USD
View
Price last confirmed 19 days ago
Retailer 20
-
$1,572 AUD
$1,104 USD
View
Price last confirmed 34 days ago
B+
Retailer 21
-
$1,615 AUD
$1,134 USD
View
B+
Retailer 22
-
$1,705 AUD
$1,198 USD
View
B+
Retailer 23
-
$1,845 AUD
$1,296 USD
View
B+
Retailer 24
-
$1,933 AUD
£1,069 GBP
View
B
Retailer 25
-
$2,025 AUD
$1,423 USD
View
Retailer 26
-
$2,470 AUD
$1,735 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
18155555A · Oct 22
$3,246 AUD
$2,280 USD
View
Price last confirmed 8 days ago
26 more retailers have this diamond
Prices start from $433 AUDSave up to $1,593 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 Round
$433 AUD