Cushion|Lab Grown|IGI

3.05ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG805674308

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG805674308

Diamond specifications and retailer prices

From $1,403 SGD
$1,095 USD
As of October 23, 2026
Save $8,607 SGD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,010 SGD at Brilliant Earth · As of October 23, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805674308 or 805674308. Listed at 17 retailers as of October 23, 2026, with prices from $1,403 to $10,010, a $8,607 spread on the same certified stone. Brilliant Earth lists it at $10,010. 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
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805674308
Dimensions8.46 × 8.40 × 5.64 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
8.46 mm8.40 mm3.05 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805674308
Side View
Table 64.0%Crown 34.7°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 67.1%

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 23
Current: $10,010 SGD|Low: $866 SGD|High: $10,318 SGD|Avg: $2,718 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 25, 2026
Retailer 5$866 SGD
Retailer 18$960 SGD
Retailer 13$1,042 SGD
Retailer 17$1,109 SGD
Retailer 7$1,403 SGD
Retailer 6$1,471 SGD
Retailer 11$1,480 SGD
Retailer 12$1,642 SGD
Retailer 14$2,040 SGD
Retailer 15$2,062 SGD
Retailer 9$2,306 SGD
Retailer 8$2,793 SGD
Retailer 4$3,065 SGD
Retailer 10$3,104 SGD
Retailer 3$3,182 SGD
Retailer 2$4,174 SGD
Retailer 16$4,332 SGD
Brilliant Earth$10,010 SGD

32 data points across 18 retailers

17 retailers$1,403 SGD to $10,010 SGD

Retailer 1
-
$960 SGD
$749 USD
Price last confirmed 18 days ago
Retailer 2
-
$1,042 SGD
£640 GBP
View
Price last confirmed 7 days ago
Retailer 3
-
$1,109 SGD
$865 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$1,403 SGD
$1,095 USD
View
Retailer 5
-
$1,471 SGD
$1,148 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,480 SGD
£909 GBP
View
A
Retailer 7
-
$1,642 SGD
€1,220 EUR
View
Retailer 8
-
$2,040 SGD
A$2,449 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$2,062 SGD
ZAR 25,994 ZAR
View
Price last confirmed 10 days ago
A
Retailer 10
-
$2,306 SGD
$1,799 USD
View
Retailer 11
-
$2,793 SGD
£1,716 GBP
View
Price last confirmed 18 days ago
B+
Retailer 12
-
$3,065 SGD
$2,391 USD
View
Retailer 13
-
$3,104 SGD
$2,422 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$3,182 SGD
$2,483 USD
View
B+
Retailer 15
-
$4,174 SGD
£2,564 GBP
View
Retailer 16
-
$4,332 SGD
$3,380 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20374713A · Oct 23
$10,010 SGD
$7,810 USD
View
16 more retailers have this diamond
Prices start from $1,403 SGDSave up to $8,607 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
$1,403 SGD