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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 $433 NZD
$244 USD
As of November 1, 2026
Save $2,429 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,862 NZD at Helzberg Diamonds · As of November 2, 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 November 1, 2026, with prices from $433 to $2,862, a $2,429 spread on the same certified stone. Helzberg Diamonds lists it at $2,862. 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

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: Nov 1
Current: $2,862 NZD|Low: $412 NZD|High: $2,874 NZD|Avg: $1,387 NZD
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 2, 2026
Retailer 16$433 NZD
Retailer 2$533 NZD
Retailer 12$803 NZD
Retailer 3$820 NZD
Retailer 10$826 NZD
Retailer 9$888 NZD
Retailer 15$917 NZD
Retailer 5$1,169 NZD
Retailer 4$1,214 NZD
Retailer 13$1,247 NZD
Retailer 6$1,557 NZD
Retailer 7$1,632 NZD
Retailer 11$1,918 NZD
Retailer 8$1,925 NZD
Retailer 14$2,378 NZD
Helzberg Diamonds$2,862 NZD

21 data points across 16 retailers

16 retailers$433 NZD to $2,862 NZD

A
Cheapest Retailer
-
$433 NZD
$244 USD
Final sale: no returns
A
Retailer 2
-
$533 NZD
£236 GBP
View
A
Retailer 3
-
$803 NZD
€431 EUR
View
A
Retailer 4
-
$820 NZD
$462 USD
View
A
Retailer 5
-
$826 NZD
ZAR 7,525 ZAR
View
A
Retailer 6
-
$888 NZD
£394 GBP
View
A
Retailer 7
-
$917 NZD
$517 USD
View
B+
Retailer 8
-
$1,169 NZD
A$1,014 AUD
View
B+
Retailer 9
-
$1,214 NZD
$684 USD
View
B+
Retailer 10
-
$1,247 NZD
$703 USD
View
B+
Retailer 11
-
$1,557 NZD
SGD 1,186 SGD
View
B+
Retailer 12
-
$1,632 NZD
$920 USD
View
B
Retailer 13
-
$1,918 NZD
£851 GBP
View
Retailer 14
-
$1,925 NZD
$1,085 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$2,378 NZD
$1,340 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJGJNK · Nov 2
$2,862 NZD
$1,613 USD
View
15 more retailers have this diamond
Prices start from $433 NZDSave up to $2,429 NZD

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
$433 NZD