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Cushion|Lab Grown|IGI

3.05ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG780678384

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780678384

Diamond specifications and retailer prices

From $1,143 SGD
$894 USD
As of October 30, 2026
Save $5,569 SGD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,712 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780678384 or 780678384. Listed at 10 retailers as of October 30, 2026, with prices from $1,143 to $6,712, a $5,569 spread on the same certified stone. Brilliant Earth lists it at $6,712. 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

3.05
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780678384
Dimensions9.89 × 7.75 × 5.00 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm7.75 mm3.05 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780678384
Side View
Table 64.0%Crown 36.4°Girdle: MED-THKPavilion 34.9°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
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: $6,712 SGD|Low: $959 SGD|High: $6,916 SGD|Avg: $2,796 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10$1,143 SGD
Retailer 9$1,144 SGD
Retailer 11$1,212 SGD
Retailer 6$1,608 SGD
Retailer 5$1,816 SGD
Retailer 12$2,031 SGD
Retailer 2$2,184 SGD
Retailer 8$2,896 SGD
Retailer 4$2,940 SGD
Retailer 7$3,593 SGD
Retailer 3$5,574 SGD
Brilliant Earth$6,712 SGD

25 data points across 12 retailers

10 retailers$1,143 SGD to $6,712 SGD

A
Cheapest Retailer
-
$1,143 SGD
$894 USD
A
Retailer 2
-
$1,144 SGD
$895 USD
View
A
Retailer 3
-
$1,212 SGD
$948 USD
View
A
Retailer 4
-
$1,608 SGD
€1,198 EUR
View
A
Retailer 5
-
$1,816 SGD
A$2,185 AUD
View
B+
Retailer 6
-
$2,184 SGD
$1,708 USD
View
Retailer 7
-
$2,896 SGD
$2,265 USD
View
Price last confirmed 12 days ago
B
Retailer 8
-
$3,593 SGD
£2,213 GBP
View
B
Retailer 9
-
$5,574 SGD
$4,360 USD
View
Most Expensive
B
Brilliant Earth
20083140Y · Oct 30
$6,712 SGD
$5,250 USD
View
9 more retailers have this diamond
Prices start from $1,143 SGDSave up to $5,569 SGD

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
3.05ct Cushion
$1,143 SGD