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Round|Lab Grown|IGI

1.78ct G VVS2 Round Lab Grown Diamond

ID • G/VVS2 • IGI LG665402869

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665402869

Diamond specifications and retailer prices

From $1,680 AUD
$1,180 USD
As of October 28, 2026
1 retailer carries this diamond
Only listing: $1,680 AUD at Rare Carat
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Rare Carat

About this 1.78ct lab-grown round diamond

This 1.78ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665402869 or 665402869. Listed at a single retailer as of October 28, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665402869
Dimensions7.75 × 7.79 × 4.82 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
7.75 mm7.79 mm1.78 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665402869
Side View
Table 54.0%Crown 34.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: $1,680 AUD|Low: $1,011 AUD|High: $1,729 AUD|Avg: $1,380 AUD|-2.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$1,011 AUD
Retailer 4$1,179 AUD
Retailer 3$1,623 AUD
Rare Carat$1,680 AUD

3 data points across 4 retailers

1 retailer

B
Rare Carat
JS-2119_l_691564767 · Oct 28
$1,680 AUD
$1,180 USD
View

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.

B
1.78ct Round
$1,680 AUD