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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

VG • F/VS1 • IGI LG840612284

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840612284

Diamond specifications and retailer prices

From $418 NZD
As of November 4, 2026
Save $1,764 NZD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,182 NZD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840612284 or 840612284. Listed at 18 retailers as of November 4, 2026, with prices from $418 to $2,182, a $1,764 spread on the same certified stone. Reve Diamonds lists it at $2,182. 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

1.51
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle29.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840612284
Dimensions7.60 × 5.84 × 3.78 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm5.84 mm1.51 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840612284
Side View
Table 66.0%Crown 32.4°Girdle: MED-THKPavilion 29.5°Culet: NoneDepth 64.7%

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 4
Current: $539 NZD|Low: $418 NZD|High: $2,208 NZD|Avg: $1,249 NZD|-3.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
November 5, 2026
Retailer 13$418 NZD
Retailer 8$523 NZD
Retailer 1$539 NZD
Retailer 3$752 NZD
Retailer 15$797 NZD
Retailer 6$801 NZD
Retailer 11$849 NZD
Retailer 10$905 NZD
Retailer 5$1,106 NZD
Retailer 2$1,229 NZD
Retailer 4$1,509 NZD
Retailer 14$1,585 NZD
Retailer 7$1,601 NZD
Retailer 9$1,797 NZD
Retailer 12$1,854 NZD
Retailer 17$1,863 NZD
Retailer 16$1,891 NZD
Reve Diamonds$2,182 NZD

29 data points across 18 retailers

18 retailers$418 NZD to $2,182 NZD

A
Cheapest Retailer
-
$418 NZD
Final sale: no returns
A
Retailer 2
-
$523 NZD
View
A
Retailer 3
-
$539 NZD
View
A
Retailer 4
-
$752 NZD
View
B+
Retailer 5
-
$797 NZD
View
Retailer 6
-
$801 NZD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$849 NZD
View
A
Retailer 8
-
$905 NZD
View
Retailer 9
-
$1,106 NZD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$1,229 NZD
View
B+
Retailer 11
-
$1,509 NZD
View
B
Retailer 12
-
$1,585 NZD
View
Retailer 13
-
$1,601 NZD
View
Price last confirmed 12 days ago
Retailer 14
-
$1,797 NZD
View
Price last confirmed 16 days ago
B
Retailer 15
-
$1,854 NZD
View
B
Retailer 16
-
$1,863 NZD
View
B
Retailer 17
-
$1,891 NZD
View
Most Expensive
B
Reve Diamonds
4A826A8FD · Nov 4
$2,182 NZD
$1,227 USD
View
17 more retailers have this diamond
Prices start from $418 NZDSave up to $1,764 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
1.51ct Cushion
$418 NZD