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Cushion|Lab Grown|IGI

1.74ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG831604085

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831604085

Diamond specifications and retailer prices

From $977 SGD
$764 USD
As of November 1, 2026
Save $6,157 SGD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,133 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.74ct lab-grown cushion diamond

This 1.74ct 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 LG831604085 or 831604085. Listed at 16 retailers as of October 31, 2026, with prices from $977 to $7,133, a $6,157 spread on the same certified stone. Brilliant Earth lists it at $7,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604085
Dimensions8.24 × 6.58 × 4.14 mm
L/W Ratio1.25
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
8.24 mm6.58 mm1.74 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604085
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 62.9%

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: $7,133 SGD|Low: $977 SGD|High: $7,146 SGD|Avg: $2,680 SGD|-0.2%
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
November 1, 2026
Retailer 16$977 SGD
Retailer 10$1,146 SGD
Retailer 6$1,178 SGD
Retailer 3$1,253 SGD
Retailer 2$1,477 SGD
Retailer 11$1,609 SGD
Retailer 15$1,741 SGD
Retailer 12$1,831 SGD
Retailer 8$2,014 SGD
Retailer 5$2,352 SGD
Retailer 13$3,279 SGD
Retailer 14$3,495 SGD
Retailer 9$3,498 SGD
Retailer 7$4,327 SGD
Retailer 4$4,809 SGD
Brilliant Earth$7,133 SGD

9 data points across 16 retailers

16 retailers$977 SGD to $7,133 SGD

A
Cheapest Retailer
-
$977 SGD
$764 USD
Final sale: no returns
A
Retailer 2
-
$1,146 SGD
£706 GBP
View
A
Retailer 3
-
$1,178 SGD
HK$7,200 HKD
View
A
Retailer 4
-
$1,253 SGD
$980 USD
View
A
Retailer 5
-
$1,477 SGD
$1,155 USD
View
A
Retailer 6
-
$1,609 SGD
£991 GBP
View
A
Retailer 7
-
$1,741 SGD
€1,297 EUR
View
A
Retailer 8
-
$1,831 SGD
$1,432 USD
View
A
Retailer 9
-
$2,014 SGD
ZAR 25,456 ZAR
View
B+
Retailer 10
-
$2,352 SGD
$1,840 USD
View
B+
Retailer 11
-
$3,279 SGD
$2,565 USD
View
B+
Retailer 12
-
$3,495 SGD
$2,734 USD
View
B+
Retailer 13
-
$3,498 SGD
$2,736 USD
View
B
Retailer 14
-
$4,327 SGD
£2,665 GBP
View
B
Retailer 15
-
$4,809 SGD
$3,762 USD
View
Most Expensive
B
Brilliant Earth
22252036A · Oct 31
$7,133 SGD
$5,580 USD
View
15 more retailers have this diamond
Prices start from $977 SGDSave up to $6,157 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
1.74ct Cushion
$977 SGD