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Cushion|Lab Grown|IGI

1.35ct G VVS1 Cushion Lab Grown Diamond

ID • G/VVS1 • IGI LG840630374

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840630374

Diamond specifications and retailer prices

From $312 SGD
$244 USD
As of November 1, 2026
Save $1,750 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,062 SGD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1.35ct lab-grown cushion diamond

This 1.35ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840630374 or 840630374. Listed at 16 retailers as of October 31, 2026, with prices from $312 to $2,062, a $1,750 spread on the same certified stone. Helzberg Diamonds lists it at $2,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840630374
Dimensions7.96 × 5.40 × 3.75 mm
L/W Ratio1.47
Girdle conditionFaceted
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
7.96 mm5.40 mm1.35 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840630374
Side View
Table 62.0%Crown 38.7°Girdle: STK-THKPavilion 34.4°Culet: NoneDepth 69.4%

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: $2,062 SGD|Low: $297 SGD|High: $2,071 SGD|Avg: $1,002 SGD
Helzberg 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
Retailer 16
November 1, 2026
Retailer 16$312 SGD
Retailer 10$384 SGD
Retailer 12$579 SGD
Retailer 3$591 SGD
Retailer 2$595 SGD
Retailer 11$635 SGD
Retailer 15$661 SGD
Retailer 5$843 SGD
Retailer 4$874 SGD
Retailer 13$899 SGD
Retailer 6$1,122 SGD
Retailer 7$1,176 SGD
Retailer 9$1,382 SGD
Retailer 8$1,387 SGD
Retailer 14$1,713 SGD
Helzberg Diamonds$2,062 SGD

20 data points across 16 retailers

16 retailers$312 SGD to $2,062 SGD

A
Cheapest Retailer
-
$312 SGD
$244 USD
Final sale: no returns
A
Retailer 2
-
$384 SGD
£236 GBP
View
A
Retailer 3
-
$579 SGD
€431 EUR
View
A
Retailer 4
-
$591 SGD
$462 USD
View
A
Retailer 5
-
$595 SGD
ZAR 7,525 ZAR
View
A
Retailer 6
-
$635 SGD
£391 GBP
View
A
Retailer 7
-
$661 SGD
$517 USD
View
B+
Retailer 8
-
$843 SGD
A$1,014 AUD
View
B+
Retailer 9
-
$874 SGD
$684 USD
View
B+
Retailer 10
-
$899 SGD
$703 USD
View
B+
Retailer 11
-
$1,122 SGD
View
B+
Retailer 12
-
$1,176 SGD
$920 USD
View
B
Retailer 13
-
$1,382 SGD
£851 GBP
View
Retailer 14
-
$1,387 SGD
$1,085 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$1,713 SGD
$1,340 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJGJNK · Oct 31
$2,062 SGD
$1,613 USD
View
15 more retailers have this diamond
Prices start from $312 SGDSave up to $1,750 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
1.35ct Cushion
$312 SGD