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Cushion|Lab Grown|IGI

3.51ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG727580837

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG727580837

Diamond specifications and retailer prices

From $1,064 SGD
$832 USD
As of November 1, 2026
Save $3,828 SGD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,892 SGD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG727580837 or 727580837. Listed at 16 retailers as of November 1, 2026, with prices from $1,064 to $4,892, a $3,828 spread on the same certified stone. Rare Carat lists it at $4,892. 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

3.51
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727580837
Dimensions8.62 × 8.55 × 5.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm8.55 mm3.51 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727580837
Side View
Table 62.0%Crown 35.2°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 66.9%

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: $1,770 SGD|Low: $1,064 SGD|High: $4,382 SGD|Avg: $2,370 SGD|-0.5%
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
November 3, 2026
Retailer 4$1,064 SGD
Retailer 2$1,102 SGD
Retailer 9$1,279 SGD
Retailer 15$1,605 SGD
Retailer 1$1,770 SGD
Retailer 3$1,787 SGD
Retailer 13$1,790 SGD
Retailer 11$1,814 SGD
Retailer 12$2,490 SGD
Retailer 8$2,562 SGD
Retailer 14$2,875 SGD
Retailer 6$3,430 SGD
Retailer 5$3,743 SGD
Retailer 7$3,802 SGD
Retailer 10$4,330 SGD

33 data points across 15 retailers

16 retailers$1,064 SGD to $4,892 SGD

A
Cheapest Retailer
-
$1,064 SGD
$832 USD
Final sale: no returns
Retailer 2
-
$1,102 SGD
$862 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,279 SGD
£787 GBP
View
A
Retailer 4
-
$1,605 SGD
$1,255 USD
View
A
Retailer 5
-
$1,770 SGD
£1,090 GBP
View
A
Retailer 6
-
$1,787 SGD
$1,397 USD
View
A
Retailer 7
-
$1,790 SGD
$1,400 USD
View
A
Retailer 8
-
$1,814 SGD
€1,351 EUR
View
B+
Retailer 9
-
$2,490 SGD
A$2,995 AUD
View
B+
Retailer 10
-
$2,562 SGD
ZAR 32,367 ZAR
View
B+
Retailer 11
-
$2,875 SGD
$2,248 USD
View
B+
Retailer 12
-
$3,430 SGD
£2,112 GBP
View
B
Retailer 13
-
$3,743 SGD
$2,927 USD
View
B
Retailer 14
-
$3,802 SGD
$2,973 USD
View
B
Retailer 15
-
$4,330 SGD
£2,666 GBP
View
Most Expensive
B
Rare Carat
M6-31p1_l_727580837 · Nov 1
$4,892 SGD
$3,825 USD
View
15 more retailers have this diamond
Prices start from $1,064 SGDSave up to $3,828 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
3.51ct Cushion
$1,064 SGD