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Oval|Lab Grown|IGI

2.78ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG770637001

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770637001

Diamond specifications and retailer prices

From $3,601 AUD
$2,530 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $3,601 AUD at Brilliant Earth
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 Brilliant Earth

About this 2.78ct lab-grown oval diamond

This 2.78ct lab-grown oval sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770637001 or 770637001. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

2.78
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637001
Dimensions11.80 × 7.62 × 4.88 mm
L/W Ratio1.55
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.80 mm7.62 mm2.78 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637001
Side View
Table 61.0%Crown 35.5°Girdle: STK-THKPavilion 41.7°Culet: NoneDepth 64.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,586 AUD|Low: $1,032 AUD|High: $2,586 AUD|Avg: $1,951 AUD
Retailer 1
Retailer 2
Retailer 3
February 26, 2026
Retailer 2$1,032 AUD
Retailer 3$2,352 AUD
Retailer 1$2,586 AUD

3 data points across 3 retailers

1 retailer

B
Brilliant Earth
17693653A · Oct 29
$3,601 AUD
$2,530 USD
View

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B
2.78ct Oval
$3,601 AUD