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Cushion|Lab Grown|IGI

1.87ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825667157

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

Certificate IGI LG825667157

Diamond specifications and retailer prices

From $1,325 NZD
$747 USD
As of October 30, 2026
Save $6,109 NZD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,434 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825667157 or 825667157. Listed at 17 retailers as of October 30, 2026, with prices from $1,325 to $7,434, a $6,109 spread on the same certified stone. Brilliant Earth lists it at $7,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667157
Dimensions6.94 × 6.94 × 4.55 mm
L/W Ratio1.00
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
6.94 mm6.94 mm1.87 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667157
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 65.6%

Caratlytics Score

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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: Oct 30
Current: $7,434 NZD|Low: $1,325 NZD|High: $11,001 NZD|Avg: $3,692 NZD|-30.1%
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
Retailer 17
November 1, 2026
Retailer 3$1,325 NZD
Retailer 9$1,331 NZD
Retailer 14$1,561 NZD
Retailer 6$1,744 NZD
Retailer 15$2,065 NZD
Retailer 2$2,095 NZD
Retailer 10$2,189 NZD
Retailer 13$2,318 NZD
Retailer 16$2,825 NZD
Retailer 7$2,920 NZD
Retailer 5$3,921 NZD
Retailer 17$4,359 NZD
Retailer 11$4,606 NZD
Retailer 8$4,788 NZD
Retailer 4$5,066 NZD
Retailer 12$5,888 NZD
Brilliant Earth$7,434 NZD

34 data points across 17 retailers

17 retailers$1,325 NZD to $7,434 NZD

A+
Cheapest Retailer
-
$1,325 NZD
$747 USD
Final sale: no returns
Retailer 2
-
$1,331 NZD
$750 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,561 NZD
$880 USD
View
A
Retailer 4
-
$1,744 NZD
$983 USD
View
A
Retailer 5
-
$2,065 NZD
$1,164 USD
View
A
Retailer 6
-
$2,095 NZD
£930 GBP
View
A
Retailer 7
-
$2,189 NZD
€1,175 EUR
View
A
Retailer 8
-
$2,318 NZD
ZAR 21,107 ZAR
View
A
Retailer 9
-
$2,825 NZD
$1,592 USD
View
A
Retailer 10
-
$2,920 NZD
$1,646 USD
View
B+
Retailer 11
-
$3,921 NZD
£1,740 GBP
View
B+
Retailer 12
-
$4,359 NZD
$2,457 USD
View
B+
Retailer 13
-
$4,606 NZD
$2,596 USD
View
B+
Retailer 14
-
$4,788 NZD
SGD 3,647 SGD
View
B+
Retailer 15
-
$5,066 NZD
$2,855 USD
View
B+
Retailer 16
-
$5,888 NZD
£2,613 GBP
View
Most Expensive
B
Brilliant Earth
21434396A · Oct 31
$7,434 NZD
$4,190 USD
View
16 more retailers have this diamond
Prices start from $1,325 NZDSave up to $6,109 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+
1.87ct Cushion
$1,325 NZD