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Cushion|Lab Grown|IGI

1.05ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG818644817

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG818644817

Diamond specifications and retailer prices

From $688 NZD
$388 USD
As of October 25, 2026
Save $2,556 NZD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,245 NZD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG818644817 or 818644817. Listed at 18 retailers as of October 25, 2026, with prices from $688 to $3,245, a $2,556 spread on the same certified stone. Queensmith lists it at $3,245. 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 angle31.3°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644817
Dimensions7.80 × 5.11 × 2.80 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
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
7.80 mm5.11 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644817
Side View
Table 55.0%Crown 31.3°Girdle: MED-STKPavilion 32.7°Culet: LargeDepth 54.8%

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 25
Current: $3,245 NZD|Low: $688 NZD|High: $3,245 NZD|Avg: $1,721 NZD
Queensmith
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 4$688 NZD
Retailer 15$772 NZD
Retailer 8$848 NZD
Retailer 18$852 NZD
Retailer 3$926 NZD
Retailer 11$1,112 NZD
Retailer 6$1,114 NZD
Retailer 14$1,184 NZD
Retailer 2$1,228 NZD
Retailer 12$1,682 NZD
Retailer 17$1,694 NZD
Retailer 5$1,839 NZD
Retailer 10$2,298 NZD
Retailer 7$2,425 NZD
Retailer 13$2,590 NZD
Retailer 9$2,759 NZD
Retailer 16$2,778 NZD
Queensmith$3,245 NZD

41 data points across 18 retailers

18 retailers$688 NZD to $3,245 NZD

A
Cheapest Retailer
-
$688 NZD
$388 USD
A
Retailer 2
-
$772 NZD
HK$3,400 HKD
View
B+
Retailer 3
-
$848 NZD
$478 USD
View
A
Retailer 4
-
$852 NZD
$480 USD
View
B+
Retailer 5
-
$926 NZD
$522 USD
View
B+
Retailer 6
-
$1,112 NZD
€597 EUR
View
B+
Retailer 7
-
$1,114 NZD
$628 USD
View
B+
Retailer 8
-
$1,184 NZD
ZAR 10,784 ZAR
View
B+
Retailer 9
-
$1,228 NZD
£545 GBP
View
B
Retailer 10
-
$1,682 NZD
A$1,458 AUD
View
B
Retailer 11
-
$1,694 NZD
$955 USD
View
B
Retailer 12
-
$1,839 NZD
SGD 1,401 SGD
View
B
Retailer 13
-
$2,298 NZD
$1,295 USD
View
B
Retailer 14
-
$2,475 NZD
$1,395 USD
View
B
Retailer 15
-
$2,590 NZD
$1,460 USD
View
B
Retailer 16
-
$2,759 NZD
$1,555 USD
View
Retailer 17
-
$2,778 NZD
£1,233 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Queensmith
LG818644817 · Oct 27
$3,245 NZD
£1,440 GBP
View
17 more retailers have this diamond
Prices start from $688 NZDSave up to $2,556 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
$688 NZD