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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 $546 SGD
$427 USD
As of October 30, 2026
Save $3,788 SGD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,334 SGD at Do Amore Diamonds · As of October 30, 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 October 30, 2026, with prices from $546 to $4,334, a $3,788 spread on the same certified stone. Do Amore Diamonds lists it at $4,334. 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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Price History

Last verified: Oct 30
Current: $4,334 SGD|Low: $546 SGD|High: $4,398 SGD|Avg: $2,295 SGD
Do Amore Diamonds
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 31, 2026
Retailer 5$546 SGD
Retailer 10$914 SGD
Retailer 6$965 SGD
Retailer 17$1,032 SGD
Retailer 2$1,093 SGD
Retailer 13$1,149 SGD
Retailer 3$1,487 SGD
Retailer 11$1,557 SGD
Retailer 15$1,580 SGD
Retailer 16$2,268 SGD
Retailer 4$2,344 SGD
Retailer 7$2,387 SGD
Retailer 12$2,469 SGD
Retailer 9$3,215 SGD
Retailer 8$4,095 SGD
Retailer 14$4,168 SGD
Do Amore Diamonds$4,334 SGD

43 data points across 17 retailers

17 retailers$546 SGD to $4,334 SGD

A
Cheapest Retailer
-
$546 SGD
$427 USD
Final sale: no returns
A
Retailer 2
-
$914 SGD
$715 USD
View
A
Retailer 3
-
$965 SGD
$755 USD
View
A
Retailer 4
-
$1,032 SGD
$807 USD
View
A
Retailer 5
-
$1,093 SGD
£673 GBP
View
A
Retailer 6
-
$1,149 SGD
ZAR 14,519 ZAR
View
A
Retailer 7
-
$1,487 SGD
$1,163 USD
View
A
Retailer 8
-
$1,557 SGD
A$1,874 AUD
View
A
Retailer 9
-
$1,580 SGD
$1,236 USD
View
A
Retailer 10
-
$2,268 SGD
$1,774 USD
View
A
Retailer 11
-
$2,344 SGD
$1,833 USD
View
A
Retailer 12
-
$2,387 SGD
View
B+
Retailer 13
-
$2,469 SGD
£1,521 GBP
View
Retailer 14
-
$3,215 SGD
£1,980 GBP
View
Price last confirmed 23 days ago
Retailer 15
-
$4,095 SGD
A$4,928 AUD
View
Price last confirmed 23 days ago
Retailer 16
-
$4,168 SGD
$3,260 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-13FD845E7 · Oct 30
$4,334 SGD
$3,390 USD
View
16 more retailers have this diamond
Prices start from $546 SGDSave up to $3,788 SGD

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
$546 SGD