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Cushion|Lab Grown|IGI

1.85ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG791631980

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG791631980

Diamond specifications and retailer prices

From $758 NZD
$427 USD
As of November 1, 2026
Save $5,257 NZD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,015 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.85ct lab-grown cushion diamond

This 1.85ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG791631980 or 791631980. Listed at 17 retailers as of November 1, 2026, with prices from $758 to $6,015, a $5,257 spread on the same certified stone. Do Amore Diamonds lists it at $6,015. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791631980
Dimensions8.25 × 6.58 × 4.39 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
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
8.25 mm6.58 mm1.85 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791631980
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 66.7%

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 1
Current: $6,015 NZD|Low: $758 NZD|High: $6,104 NZD|Avg: $3,178 NZD
Do Amore Diamonds
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 5$758 NZD
Retailer 11$1,269 NZD
Retailer 6$1,340 NZD
Retailer 17$1,432 NZD
Retailer 10$1,529 NZD
Retailer 13$1,595 NZD
Retailer 3$2,064 NZD
Retailer 12$2,161 NZD
Retailer 15$2,193 NZD
Retailer 16$3,148 NZD
Retailer 4$3,253 NZD
Retailer 7$3,313 NZD
Retailer 2$3,409 NZD
Retailer 9$4,462 NZD
Retailer 8$5,683 NZD
Retailer 14$5,784 NZD
Do Amore Diamonds$6,015 NZD

42 data points across 17 retailers

17 retailers$758 NZD to $6,015 NZD

A
Cheapest Retailer
-
$758 NZD
$427 USD
Final sale: no returns
A
Retailer 2
-
$1,269 NZD
$715 USD
View
A
Retailer 3
-
$1,340 NZD
$755 USD
View
A
Retailer 4
-
$1,432 NZD
$807 USD
View
A
Retailer 5
-
$1,529 NZD
£679 GBP
View
A
Retailer 6
-
$1,595 NZD
ZAR 14,519 ZAR
View
A
Retailer 7
-
$2,064 NZD
$1,163 USD
View
A
Retailer 8
-
$2,161 NZD
A$1,874 AUD
View
A
Retailer 9
-
$2,193 NZD
$1,236 USD
View
A
Retailer 10
-
$3,148 NZD
$1,774 USD
View
A
Retailer 11
-
$3,253 NZD
$1,833 USD
View
A
Retailer 12
-
$3,313 NZD
SGD 2,523 SGD
View
B+
Retailer 13
-
$3,409 NZD
£1,513 GBP
View
Retailer 14
-
$4,462 NZD
£1,980 GBP
View
Price last confirmed 24 days ago
Retailer 15
-
$5,683 NZD
A$4,928 AUD
View
Price last confirmed 24 days ago
B+
Retailer 16
-
$5,784 NZD
$3,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-13FD845E7 · Nov 1
$6,015 NZD
$3,390 USD
View
16 more retailers have this diamond
Prices start from $758 NZDSave up to $5,257 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
1.85ct Cushion
$758 NZD