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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG677521457

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677521457

Diamond specifications and retailer prices

From $1,344 SGD
$1,051 USD
As of November 1, 2026
Save $8,017 SGD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $11,740 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677521457 or 677521457. Listed at 19 retailers as of November 1, 2026, with a 596% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.09
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677521457
Dimensions9.92 × 7.79 × 5.17 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.92 mm7.79 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677521457
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 66.4%

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 1
Current: $11,740 SGD|Low: $1,180 SGD|High: $11,740 SGD|Avg: $3,539 SGD
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
Retailer 19
Retailer 20
November 2, 2026
Retailer 14$1,344 SGD
Retailer 18$1,484 SGD
Retailer 9$1,601 SGD
Retailer 11$1,735 SGD
Retailer 3$1,737 SGD
Retailer 5$2,040 SGD
Retailer 6$2,074 SGD
Retailer 13$2,080 SGD
Retailer 2$2,163 SGD
Retailer 17$3,050 SGD
Retailer 19$3,136 SGD
Retailer 4$3,478 SGD
Retailer 8$4,040 SGD
Retailer 15$4,580 SGD
Retailer 12$4,815 SGD
Retailer 10$5,043 SGD
Retailer 20$5,096 SGD
Retailer 16$5,148 SGD
Retailer 7$9,362 SGD
Brilliant Earth$11,740 SGD

32 data points across 20 retailers

19 retailers$1,344 SGD to $9,362 SGD

A
Cheapest Retailer
-
$1,344 SGD
$1,051 USD
Final sale: no returns
A
Retailer 2
-
$1,484 SGD
$1,160 USD
View
A
Retailer 3
-
$1,601 SGD
$1,252 USD
View
A
Retailer 4
-
$1,735 SGD
HK$10,600 HKD
View
A
Retailer 5
-
$2,040 SGD
$1,595 USD
View
A
Retailer 6
-
$2,074 SGD
$1,622 USD
View
A
Retailer 7
-
$2,080 SGD
£1,280 GBP
View
A
Retailer 8
-
$2,163 SGD
€1,611 EUR
View
B+
Retailer 9
-
$3,050 SGD
A$3,669 AUD
View
B+
Retailer 10
-
$3,136 SGD
ZAR 39,614 ZAR
View
B+
Retailer 11
-
$3,478 SGD
$2,719 USD
View
B+
Retailer 12
-
$4,040 SGD
$3,159 USD
View
B+
Retailer 13
-
$4,580 SGD
£2,820 GBP
View
B
Retailer 14
-
$4,815 SGD
$3,765 USD
View
B
Retailer 15
-
$5,043 SGD
View
Retailer 16
-
$5,096 SGD
$3,985 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
-
$5,148 SGD
A$6,193 AUD
View
B
Retailer 18
-
$9,362 SGD
$7,320 USD
View
Most Expensive
Brilliant Earth
13509142Y · Oct 26
$11,740 SGD
$9,180 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from $1,344 SGDSave up to $8,017 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
3.09ct Cushion
$1,344 SGD