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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG842630587

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG842630587

Diamond specifications and retailer prices

From $687 SGD
$536 USD
As of October 27, 2026
Save $5,619 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,306 SGD at Brilliant Earth · As of October 28, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842630587 or 842630587. Listed at 17 retailers as of October 27, 2026, with prices from $687 to $6,306, a $5,619 spread on the same certified stone. Brilliant Earth lists it at $6,306. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle29.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630587
Dimensions9.67 × 7.30 × 4.89 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.67 mm7.30 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630587
Side View
Table 59.0%Crown 37.2°Girdle: MED-THKPavilion 29.3°Culet: NoneDepth 67.0%

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 27
Current: $6,306 SGD|Low: $673 SGD|High: $6,626 SGD|Avg: $2,050 SGD|-4.8%
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
October 30, 2026
Retailer 4$687 SGD
Retailer 12$820 SGD
Retailer 13$872 SGD
Retailer 16$916 SGD
Retailer 11$1,098 SGD
Retailer 7$1,187 SGD
Retailer 14$1,257 SGD
Retailer 6$1,620 SGD
Retailer 17$1,639 SGD
Retailer 3$1,667 SGD
Retailer 2$2,370 SGD
Retailer 9$2,485 SGD
Retailer 8$2,672 SGD
Retailer 15$2,801 SGD
Retailer 5$2,849 SGD
Retailer 10$3,252 SGD
Brilliant Earth$6,306 SGD

17 data points across 17 retailers

17 retailers$687 SGD to $6,306 SGD

A
Cheapest Retailer
-
$687 SGD
$536 USD
Final sale: no returns
A
Retailer 2
-
$820 SGD
HK$5,000 HKD
View
A
Retailer 3
-
$872 SGD
£535 GBP
View
A
Retailer 4
-
$916 SGD
$715 USD
View
A
Retailer 5
-
$1,098 SGD
€816 EUR
View
A
Retailer 6
-
$1,187 SGD
$926 USD
View
A
Retailer 7
-
$1,257 SGD
£772 GBP
View
Retailer 8
-
$1,620 SGD
A$1,945 AUD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$1,639 SGD
ZAR 20,653 ZAR
View
A
Retailer 10
-
$1,667 SGD
$1,301 USD
View
B+
Retailer 11
-
$2,370 SGD
View
B+
Retailer 12
-
$2,485 SGD
$1,939 USD
View
B+
Retailer 13
-
$2,672 SGD
$2,085 USD
View
B+
Retailer 14
-
$2,801 SGD
£1,721 GBP
View
B+
Retailer 15
-
$2,849 SGD
$2,223 USD
View
B+
Retailer 16
-
$3,252 SGD
$2,537 USD
View
Most Expensive
B
Brilliant Earth
21840443A · Oct 28
$6,306 SGD
$4,920 USD
View
16 more retailers have this diamond
Prices start from $687 SGDSave up to $5,619 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
$687 SGD