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Cushion|Lab Grown|IGI

1.00ct F VVS1 Cushion Lab Grown Diamond

VG • F/VVS1 • IGI LG818658539

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG818658539

Diamond specifications and retailer prices

From $1,335 NZD
As of November 6, 2026
10 retailers carry this diamond
Most expensive: $1,979 NZD at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG818658539 or 818658539. Listed at 10 retailers as of November 6, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818658539
Dimensions5.90 × 5.86 × 3.85 mm
L/W Ratio1.01
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
5.90 mm5.86 mm1.00 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818658539
Side View
Table 62.0%Crown 35.7°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 65.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $1,308 NZD|Low: $341 NZD|High: $1,991 NZD|Avg: $932 NZD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 19, 2026
Retailer 3$341 NZD
Retailer 5$379 NZD
Retailer 7$469 NZD
Retailer 9$651 NZD
Retailer 8$655 NZD
Retailer 6$660 NZD
Retailer 4$680 NZD
Retailer 2$729 NZD
Retailer 12$743 NZD
Retailer 1$1,308 NZD
Retailer 13$1,319 NZD
Retailer 10$1,335 NZD
Retailer 11$1,795 NZD
Reve Diamonds$1,979 NZD

18 data points across 14 retailers

10 retailers

Retailer 1
-
$379 NZD
Price last confirmed 26 days ago
Retailer 2
-
$651 NZD
View
Price last confirmed 30 days ago
Retailer 3
-
$660 NZD
View
Price last confirmed 26 days ago
Retailer 4
-
$680 NZD
View
Price last confirmed 27 days ago
Retailer 5
-
$743 NZD
View
Price last confirmed 33 days ago
Retailer 6
-
$1,308 NZD
View
Price last confirmed 19 days ago
Retailer 7
-
$1,319 NZD
View
Price last confirmed 26 days ago
B
Retailer 8
-
$1,335 NZD
View
Retailer 9
-
$1,795 NZD
View
Price last confirmed 27 days ago
Most Expensive
Reve Diamonds
112168595 · Oct 11
$1,979 NZD
$1,097 USD
View
Price last confirmed 26 days ago
9 more retailers have this diamond
Prices start from $1,335 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.

B
1.00ct Cushion
$1,335 NZD