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Round|Lab Grown|IGI

1.89ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG783657873

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783657873

Diamond specifications and retailer prices

From $387 AUD
$272 USD
As of October 29, 2026
Save $1,638 AUD (81%) vs most expensive(unlock to see where)
25 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 LG783657873 or 783657873. Listed at 25 retailers as of October 29, 2026, with a 423% 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 angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783657873
Dimensions7.90 × 7.94 × 4.91 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
7.90 mm7.94 mm1.89 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783657873
Side View
Table 55.0%Crown 35.6°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.9%

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 29
Current: $3,246 AUD|Low: $372 AUD|High: $3,246 AUD|Avg: $1,180 AUD
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 5$387 AUD
Retailer 4$448 AUD
Retailer 3$480 AUD
Retailer 6$480 AUD
Retailer 17$626 AUD
Retailer 18$670 AUD
Retailer 10$676 AUD
Retailer 23$676 AUD
Retailer 19$789 AUD
Retailer 22$824 AUD
Retailer 2$841 AUD
Retailer 12$981 AUD
Retailer 14$1,065 AUD
Retailer 21$1,116 AUD
Retailer 13$1,210 AUD
Retailer 9$1,293 AUD
Retailer 7$1,542 AUD
Retailer 15$1,615 AUD
Retailer 11$1,705 AUD
Retailer 20$1,933 AUD
Retailer 16$2,025 AUD
Retailer 8$2,470 AUD
Brilliant Earth$3,246 AUD

27 data points across 23 retailers

25 retailers$387 AUD to $2,025 AUD

A
Cheapest Retailer
-
$387 AUD
$272 USD
A
Retailer 2
-
$448 AUD
$315 USD
View
A
Retailer 3
-
$480 AUD
$337 USD
View
A
Retailer 4
-
$480 AUD
$337 USD
View
A
Retailer 5
-
$626 AUD
$440 USD
View
Final sale: no returns
A
Retailer 6
-
$670 AUD
£370 GBP
View
A
Retailer 7
-
$676 AUD
$475 USD
View
B+
Retailer 8
-
$676 AUD
$475 USD
View
A
Retailer 9
-
$789 AUD
€528 EUR
View
A
Retailer 10
-
$824 AUD
ZAR 9,355 ZAR
View
A
Retailer 11
-
$841 AUD
£465 GBP
View
A
Retailer 12
-
$981 AUD
$689 USD
View
B+
Retailer 13
-
$1,065 AUD
$748 USD
View
B+
Retailer 14
-
$1,116 AUD
View
B+
Retailer 15
-
$1,210 AUD
$850 USD
View
B+
Retailer 16
-
$1,293 AUD
$908 USD
View
B+
Retailer 17
-
$1,473 AUD
$1,035 USD
View
B+
Retailer 18
-
$1,542 AUD
$1,083 USD
View
B+
Retailer 19
-
$1,615 AUD
$1,134 USD
View
B+
Retailer 20
-
$1,705 AUD
$1,198 USD
View
B+
Retailer 21
-
$1,845 AUD
$1,296 USD
View
B+
Retailer 22
-
$1,933 AUD
£1,069 GBP
View
B
Retailer 23
-
$2,025 AUD
$1,423 USD
View
Retailer 24
-
$2,470 AUD
$1,735 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
18328024A · Oct 22
$3,246 AUD
$2,280 USD
View
Price last confirmed 8 days ago
24 more retailers have this diamond
Prices start from $387 AUDSave up to $1,638 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
$387 AUD