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Round|Lab Grown|IGI

4.89ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG821604554

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821604554

Diamond specifications and retailer prices

From $905 AUD
$634 USD
As of November 1, 2026
Save $715 AUD (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,558 AUD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4.89ct lab-grown round diamond

This 4.89ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821604554 or 821604554. Listed at 3 retailers as of November 1, 2026, with a 79% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.89
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821604554
Dimensions10.90 × 10.99 × 6.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm10.99 mm4.89 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821604554
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $5,558 AUD|Low: $905 AUD|High: $5,651 AUD|Avg: $2,475 AUD|-1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3$905 AUD
Retailer 4$1,584 AUD
Retailer 2$1,620 AUD
Rare Carat$5,558 AUD

36 data points across 4 retailers

3 retailers$905 AUD to $1,620 AUD

A
Cheapest Retailer
-
$905 AUD
$634 USD
Final sale: no returns
A
Retailer 2
-
$1,620 AUD
£894 GBP
View
Most Expensive
Rare Carat
821604554 · Oct 18
$5,558 AUD
$3,895 USD
View
Price last confirmed 15 days ago
2 more retailers have this diamond
Prices start from $905 AUDSave up to $715 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
4.89ct Round
$905 AUD