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Cushion|Lab Grown|IGI

3.15ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG819661498

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819661498

Diamond specifications and retailer prices

From $979 SGD
$766 USD
As of October 30, 2026
Save $3,037 SGD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,216 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.15ct lab-grown cushion diamond

This 3.15ct 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 LG819661498 or 819661498. Listed at 18 retailers as of October 26, 2026, with a 310% 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

3.15
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819661498
Dimensions10.56 × 7.39 × 4.77 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.56 mm7.39 mm3.15 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819661498
Side View
Table 65.0%Crown 39°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 64.5%

Caratlytics Score

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A+
Exceptional
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 30
Current: $5,216 SGD|Low: $979 SGD|High: $5,216 SGD|Avg: $2,473 SGD
Rare Carat
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 31, 2026
Retailer 15$979 SGD
Retailer 9$1,036 SGD
Retailer 2$1,240 SGD
Retailer 14$1,455 SGD
Retailer 13$1,503 SGD
Retailer 4$1,589 SGD
Retailer 17$1,630 SGD
Retailer 12$2,291 SGD
Retailer 5$2,364 SGD
Retailer 11$2,704 SGD
Retailer 8$3,176 SGD
Retailer 6$3,306 SGD
Retailer 16$3,420 SGD
Retailer 3$3,499 SGD
Retailer 10$3,610 SGD
Retailer 7$4,017 SGD
Rare Carat$5,216 SGD

19 data points across 17 retailers

18 retailers$979 SGD to $4,017 SGD

A+
Cheapest Retailer
-
$979 SGD
$766 USD
Final sale: no returns
Retailer 2
-
$1,036 SGD
$810 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,240 SGD
$970 USD
View
A
Retailer 4
-
$1,455 SGD
$1,138 USD
View
A
Retailer 5
-
$1,503 SGD
$1,176 USD
View
A
Retailer 6
-
$1,589 SGD
€1,184 EUR
View
A
Retailer 7
-
$1,630 SGD
£1,004 GBP
View
A
Retailer 8
-
$2,291 SGD
A$2,757 AUD
View
A
Retailer 9
-
$2,364 SGD
ZAR 29,870 ZAR
View
A
Retailer 10
-
$2,704 SGD
$2,115 USD
View
B+
Retailer 11
-
$3,176 SGD
£1,956 GBP
View
B+
Retailer 12
-
$3,306 SGD
$2,586 USD
View
B+
Retailer 13
-
$3,420 SGD
View
B+
Retailer 14
-
$3,499 SGD
$2,737 USD
View
B+
Retailer 15
-
$3,610 SGD
$2,824 USD
View
B+
Retailer 16
-
$4,017 SGD
£2,474 GBP
View
Retailer 17
-
$5,128 SGD
A$6,171 AUD
View
Price last confirmed 23 days ago
Most Expensive
Rare Carat
CN200-94A · Oct 21
$5,216 SGD
$4,080 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from $979 SGDSave up to $3,037 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+
3.15ct Cushion
$979 SGD