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Cushion|Lab Grown|IGI

1.00ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804657201

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804657201

Diamond specifications and retailer prices

From $671 NZD
As of November 4, 2026
Save $3,569 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,240 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804657201 or 804657201. Listed at 10 retailers as of November 4, 2026, with prices from $671 to $4,240, a $3,569 spread on the same certified stone. Do Amore Diamonds lists it at $4,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804657201
Dimensions7.07 × 5.07 × 3.40 mm
L/W Ratio1.39
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
7.07 mm5.07 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804657201
Side View
Table 61.0%Crown 33.7°Girdle: MED-THKPavilion 34.8°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,240 NZD|Low: $552 NZD|High: $4,772 NZD|Avg: $1,918 NZD|-11.2%
Do Amore Diamonds
Retailer 2
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Retailer 18
November 5, 2026
Retailer 6$552 NZD
Retailer 7$616 NZD
Retailer 11$671 NZD
Retailer 12$798 NZD
Retailer 14$985 NZD
Retailer 13$1,032 NZD
Retailer 8$1,103 NZD
Retailer 4$1,290 NZD
Retailer 18$1,540 NZD
Retailer 3$1,588 NZD
Retailer 15$1,694 NZD
Retailer 17$1,900 NZD
Retailer 10$2,297 NZD
Retailer 5$2,595 NZD
Retailer 2$2,608 NZD
Retailer 16$2,643 NZD
Retailer 9$3,136 NZD
Do Amore Diamonds$4,240 NZD

28 data points across 18 retailers

10 retailers$671 NZD to $4,240 NZD

A+
Cheapest Retailer
-
$671 NZD
A
Retailer 2
-
$798 NZD
View
A
Retailer 3
-
$985 NZD
View
A
Retailer 4
-
$1,032 NZD
View
B+
Retailer 5
-
$1,694 NZD
View
B+
Retailer 6
-
$1,900 NZD
View
Retailer 7
-
$2,297 NZD
View
Price last confirmed 57 days ago
B+
Retailer 8
-
$2,608 NZD
View
B+
Retailer 9
-
$2,643 NZD
View
Most Expensive
B
Do Amore Diamonds
27-35E978DD6 · Nov 4
$4,240 NZD
$2,390 USD
View
9 more retailers have this diamond
Prices start from $671 NZDSave up to $3,569 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+
1.00ct Cushion
$671 NZD