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Cushion|Lab Grown|IGI

1.03ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG678573929

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678573929

Diamond specifications and retailer prices

From $319 NZD
$179 USD
As of October 28, 2026
Save $1,584 NZD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,905 NZD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678573929 or 678573929. Listed at 15 retailers as of October 28, 2026, with a 497% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678573929
Dimensions6.83 × 5.47 × 3.75 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm5.47 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678573929
Side View
Table 64.0%Crown 29.3°Girdle: MED-STKPavilion 43.1°Culet: NoneDepth 68.6%

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: $1,905 NZD|Low: $319 NZD|High: $1,976 NZD|Avg: $979 NZD|-3.6%
Brilliant Earth
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
October 29, 2026
Retailer 16$319 NZD
Retailer 15$354 NZD
Retailer 14$447 NZD
Retailer 7$582 NZD
Retailer 12$609 NZD
Retailer 2$624 NZD
Retailer 3$645 NZD
Retailer 9$649 NZD
Retailer 11$674 NZD
Retailer 13$865 NZD
Retailer 5$921 NZD
Retailer 6$1,239 NZD
Retailer 10$1,669 NZD
Retailer 8$1,709 NZD
Retailer 4$1,902 NZD
Brilliant Earth$1,905 NZD

33 data points across 16 retailers

15 retailers$319 NZD to $1,902 NZD

A
Cheapest Retailer
-
$319 NZD
$179 USD
Final sale: no returns
A
Retailer 2
-
$354 NZD
$199 USD
View
A
Retailer 3
-
$447 NZD
£198 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
$582 NZD
$327 USD
View
A
Retailer 5
-
$609 NZD
ZAR 5,529 ZAR
View
A
Retailer 6
-
$624 NZD
£276 GBP
View
A
Retailer 7
-
$645 NZD
$362 USD
View
A
Retailer 8
-
$649 NZD
€347 EUR
View
A
Retailer 9
-
$674 NZD
£298 GBP
View
B+
Retailer 10
-
$865 NZD
A$747 AUD
View
B+
Retailer 11
-
$921 NZD
$517 USD
View
B
Retailer 12
-
$1,239 NZD
$696 USD
View
B
Retailer 13
-
$1,669 NZD
£738 GBP
View
B
Retailer 14
-
$1,902 NZD
$1,068 USD
View
Most Expensive
B
Brilliant Earth
13063167A · Oct 10
$1,905 NZD
$1,070 USD
View
Price last confirmed 19 days ago
14 more retailers have this diamond
Prices start from $319 NZDSave up to $1,584 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
1.03ct Cushion
$319 NZD