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Cushion|Lab Grown|IGI

3.15ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG839687630

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839687630

Diamond specifications and retailer prices

From $1,018 SGD
$796 USD
As of October 29, 2026
Save $3,273 SGD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,984 SGD at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

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 LG839687630 or 839687630. Listed at 19 retailers as of October 29, 2026, with a 322% 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 angle39.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839687630
Dimensions10.36 × 7.41 × 5.01 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.41 mm3.15 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839687630
Side View
Table 65.0%Crown 39.2°Girdle: MED-STKPavilion 38°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,351 SGD|Low: $1,018 SGD|High: $5,267 SGD|Avg: $2,944 SGD|-1.7%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 3$1,018 SGD
Retailer 15$1,278 SGD
Retailer 1$1,351 SGD
Retailer 16$1,509 SGD
Retailer 18$1,539 SGD
Retailer 12$1,644 SGD
Retailer 11$1,689 SGD
Retailer 6$2,385 SGD
Retailer 14$2,446 SGD
Retailer 7$2,715 SGD
Retailer 2$3,273 SGD
Retailer 9$3,628 SGD
Retailer 4$3,631 SGD
Retailer 17$3,755 SGD
Retailer 13$4,158 SGD
Retailer 5$4,290 SGD
Retailer 10$5,128 SGD
Retailer 8$5,216 SGD

28 data points across 18 retailers

19 retailers$1,018 SGD to $4,290 SGD

A
Cheapest Retailer
-
$1,018 SGD
$796 USD
Final sale: no returns
A
Retailer 2
-
$1,278 SGD
$1,000 USD
View
A
Retailer 3
-
$1,351 SGD
£832 GBP
View
A
Retailer 4
-
$1,509 SGD
$1,180 USD
View
A
Retailer 5
-
$1,539 SGD
$1,204 USD
View
A
Retailer 6
-
$1,644 SGD
€1,225 EUR
View
A
Retailer 7
-
$1,689 SGD
£1,040 GBP
View
Retailer 8
-
$2,385 SGD
A$2,870 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$2,446 SGD
ZAR 30,905 ZAR
View
A
Retailer 10
-
$2,715 SGD
$2,124 USD
View
B+
Retailer 11
-
$3,273 SGD
£2,016 GBP
View
B+
Retailer 12
-
$3,628 SGD
$2,838 USD
View
B+
Retailer 13
-
$3,631 SGD
$2,841 USD
View
B+
Retailer 14
-
$3,755 SGD
$2,937 USD
View
B+
Retailer 15
-
$4,158 SGD
£2,561 GBP
View
B+
Retailer 16
-
$4,290 SGD
View
Retailer 17
-
$5,128 SGD
A$6,171 AUD
View
Price last confirmed 22 days ago
Retailer 18
-
$5,216 SGD
$4,080 USD
View
Price last confirmed 9 days ago
Most Expensive
Helzberg Diamonds
ZXZOJPMONMJG · Oct 13
$5,984 SGD
$4,681 USD
View
Price last confirmed 18 days ago
18 more retailers have this diamond
Prices start from $1,018 SGDSave up to $3,273 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
$1,018 SGD