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Cushion|Lab Grown|IGI

1.05ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG836619425

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836619425

Diamond specifications and retailer prices

From $346 NZD
$195 USD
As of October 28, 2026
Save $2,127 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,473 NZD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836619425 or 836619425. Listed at 17 retailers as of October 28, 2026, with prices from $346 to $2,473, a $2,127 spread on the same certified stone. Helzberg Diamonds lists it at $2,473. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619425
Dimensions7.37 × 5.15 × 3.36 mm
L/W Ratio1.43
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
7.37 mm5.15 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619425
Side View
Table 61.0%Crown 33.9°Girdle: STK-THKPavilion 35.5°Culet: NoneDepth 65.2%

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 28
Current: $2,473 NZD|Low: $346 NZD|High: $2,473 NZD|Avg: $1,055 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
Retailer 17
October 31, 2026
Retailer 9$346 NZD
Retailer 8$383 NZD
Retailer 12$487 NZD
Retailer 4$658 NZD
Retailer 17$697 NZD
Retailer 11$701 NZD
Retailer 13$714 NZD
Retailer 14$765 NZD
Retailer 10$823 NZD
Retailer 5$935 NZD
Retailer 2$1,001 NZD
Retailer 6$1,100 NZD
Retailer 16$1,371 NZD
Retailer 7$1,508 NZD
Retailer 15$1,686 NZD
Retailer 3$1,864 NZD
Helzberg Diamonds$2,473 NZD

30 data points across 17 retailers

17 retailers$346 NZD to $2,473 NZD

A
Cheapest Retailer
-
$346 NZD
$195 USD
Final sale: no returns
A
Retailer 2
-
$383 NZD
$216 USD
View
A
Retailer 3
-
$487 NZD
£216 GBP
View
A
Retailer 4
-
$658 NZD
ZAR 5,993 ZAR
View
A
Retailer 5
-
$697 NZD
€374 EUR
View
A
Retailer 6
-
$701 NZD
$395 USD
View
A
Retailer 7
-
$714 NZD
£317 GBP
View
A
Retailer 8
-
$765 NZD
$431 USD
View
A
Retailer 9
-
$823 NZD
$464 USD
View
B+
Retailer 10
-
$935 NZD
A$811 AUD
View
Retailer 11
-
$1,001 NZD
$564 USD
View
B+
Retailer 12
-
$1,100 NZD
SGD 838 SGD
View
B+
Retailer 13
-
$1,371 NZD
$773 USD
View
Retailer 14
-
$1,508 NZD
$850 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$1,686 NZD
$950 USD
View
B
Retailer 16
-
$1,864 NZD
£827 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHPKIL · Oct 29
$2,473 NZD
$1,394 USD
View
16 more retailers have this diamond
Prices start from $346 NZDSave up to $2,127 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
1.05ct Cushion
$346 NZD