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Cushion|Lab Grown|IGI

4.05ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG818652405

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818652405

Diamond specifications and retailer prices

From $968 SGD
£596 GBP
As of November 2, 2026
Save $6,552 SGD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,520 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818652405 or 818652405. Listed at 15 retailers as of November 2, 2026, with prices from $968 to $7,520, a $6,552 spread on the same certified stone. Do Amore Diamonds lists it at $7,520. 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

4.05
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818652405
Dimensions11.11 × 8.33 × 5.50 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.11 mm8.33 mm4.05 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818652405
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 66.0%

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: Nov 2
Current: $7,520 SGD|Low: $967 SGD|High: $7,520 SGD|Avg: $3,370 SGD
Do Amore Diamonds
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
November 2, 2026
Retailer 2$968 SGD
Retailer 10$1,209 SGD
Retailer 4$1,602 SGD
Retailer 9$1,691 SGD
Retailer 5$1,700 SGD
Retailer 8$1,726 SGD
Retailer 12$2,308 SGD
Retailer 11$2,323 SGD
Retailer 14$3,351 SGD
Retailer 7$3,881 SGD
Retailer 6$3,912 SGD
Retailer 3$4,112 SGD
Retailer 13$4,264 SGD
Retailer 15$7,213 SGD
Do Amore Diamonds$7,520 SGD

27 data points across 15 retailers

15 retailers$968 SGD to $7,520 SGD

A
Cheapest Retailer
-
$968 SGD
£596 GBP
A
Retailer 2
-
$1,209 SGD
$945 USD
View
A
Retailer 3
-
$1,602 SGD
$1,253 USD
View
A
Retailer 4
-
$1,691 SGD
€1,259 EUR
View
A
Retailer 5
-
$1,700 SGD
$1,329 USD
View
A
Retailer 6
-
$1,726 SGD
£1,063 GBP
View
A
Retailer 7
-
$2,308 SGD
ZAR 29,155 ZAR
View
A
Retailer 8
-
$2,323 SGD
A$2,795 AUD
View
B+
Retailer 9
-
$3,351 SGD
$2,620 USD
View
B+
Retailer 10
-
$3,881 SGD
$3,035 USD
View
B+
Retailer 11
-
$3,912 SGD
View
Retailer 12
-
$4,112 SGD
$3,215 USD
View
Price last confirmed 26 days ago
B
Retailer 13
-
$4,264 SGD
£2,625 GBP
View
B
Retailer 14
-
$7,213 SGD
$5,640 USD
View
Most Expensive
B
Do Amore Diamonds
27-E16478EA2 · Nov 2
$7,520 SGD
$5,880 USD
View
14 more retailers have this diamond
Prices start from $968 SGDSave up to $6,552 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
4.05ct Cushion
$968 SGD