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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG640416658

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG640416658

Diamond specifications and retailer prices

From $759 SGD
$594 USD
As of October 29, 2026
Save $5,262 SGD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,021 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG640416658 or 640416658. Listed at 16 retailers as of October 29, 2026, with prices from $759 to $6,021, a $5,262 spread on the same certified stone. Do Amore Diamonds lists it at $6,021. 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 angle36.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640416658
Dimensions8.46 × 8.30 × 5.57 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm8.30 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640416658
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 67.1%

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 29
Current: $1,061 SGD|Low: $543 SGD|High: $6,085 SGD|Avg: $1,794 SGD|-0.1%
Retailer 1
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
October 30, 2026
Retailer 6$543 SGD
Retailer 3$759 SGD
Retailer 14$840 SGD
Retailer 11$972 SGD
Retailer 1$1,061 SGD
Retailer 2$1,295 SGD
Retailer 13$1,300 SGD
Retailer 5$1,307 SGD
Retailer 8$1,450 SGD
Retailer 7$1,959 SGD
Retailer 4$2,708 SGD
Retailer 12$3,115 SGD
Retailer 10$3,337 SGD
Retailer 9$4,048 SGD

43 data points across 14 retailers

16 retailers$759 SGD to $6,021 SGD

A
Cheapest Retailer
-
$759 SGD
$594 USD
Final sale: no returns
Retailer 2
-
$840 SGD
$657 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$972 SGD
$760 USD
View
A
Retailer 4
-
$1,061 SGD
£654 GBP
View
A
Retailer 5
-
$1,295 SGD
$1,013 USD
View
A
Retailer 6
-
$1,300 SGD
$1,017 USD
View
A
Retailer 7
-
$1,307 SGD
$1,022 USD
View
A
Retailer 8
-
$1,450 SGD
£893 GBP
View
A
Retailer 9
-
$1,959 SGD
A$2,357 AUD
View
B+
Retailer 10
-
$2,708 SGD
£1,668 GBP
View
B+
Retailer 11
-
$2,853 SGD
$2,232 USD
View
B+
Retailer 12
-
$3,115 SGD
$2,437 USD
View
B+
Retailer 13
-
$3,152 SGD
$2,465 USD
View
Retailer 14
-
$3,337 SGD
$2,610 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$4,048 SGD
£2,493 GBP
View
Most Expensive
B
Do Amore Diamonds
27-65C9DB818 · Oct 29
$6,021 SGD
$4,710 USD
View
15 more retailers have this diamond
Prices start from $759 SGDSave up to $5,262 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
$759 SGD