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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

VG • F/VS1 • IGI LG840664669

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840664669

Diamond specifications and retailer prices

From $404 NZD
As of November 4, 2026
Save $1,740 NZD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,144 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 LG840664669 or 840664669. Listed at 17 retailers as of November 4, 2026, with prices from $404 to $2,144, a $1,740 spread on the same certified stone. Reve Diamonds lists it at $2,144. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.6°
Pavilion angle27.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664669
Dimensions8.02 × 5.65 × 3.63 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.65 mm1.51 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664669
Side View
Table 64.0%Crown 33.6°Girdle: MED-THKPavilion 27.7°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $521 NZD|Low: $404 NZD|High: $2,348 NZD|Avg: $1,289 NZD|-3.0%
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
Reve Diamonds
November 5, 2026
Retailer 11$404 NZD
Retailer 7$500 NZD
Retailer 1$521 NZD
Retailer 2$731 NZD
Retailer 6$767 NZD
Retailer 13$777 NZD
Retailer 10$817 NZD
Retailer 9$900 NZD
Retailer 15$1,174 NZD
Retailer 4$1,457 NZD
Retailer 12$1,537 NZD
Retailer 8$1,788 NZD
Retailer 3$1,791 NZD
Retailer 14$1,829 NZD
Retailer 16$1,921 NZD
Retailer 5$2,126 NZD
Reve Diamonds$2,144 NZD

32 data points across 17 retailers

17 retailers$404 NZD to $2,144 NZD

A
Cheapest Retailer
-
$404 NZD
Final sale: no returns
A
Retailer 2
-
$500 NZD
View
A
Retailer 3
-
$521 NZD
View
A
Retailer 4
-
$731 NZD
View
Retailer 5
-
$767 NZD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$777 NZD
View
A
Retailer 7
-
$817 NZD
View
A
Retailer 8
-
$900 NZD
View
B+
Retailer 9
-
$1,174 NZD
View
B
Retailer 10
-
$1,457 NZD
View
B
Retailer 11
-
$1,537 NZD
View
Retailer 12
-
$1,788 NZD
View
Price last confirmed 16 days ago
B
Retailer 13
-
$1,791 NZD
View
B
Retailer 14
-
$1,829 NZD
View
B
Retailer 15
-
$1,921 NZD
View
Retailer 16
-
$2,126 NZD
View
Price last confirmed 12 days ago
Most Expensive
B
Reve Diamonds
8398CDEBD · Nov 4
$2,144 NZD
$1,205 USD
View
16 more retailers have this diamond
Prices start from $404 NZDSave up to $1,740 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
$404 NZD