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Cushion|Lab Grown|IGI

1.77ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG801694420

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801694420

Diamond specifications and retailer prices

From $1,092 SGD
$854 USD
As of November 1, 2026
Save $5,505 SGD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,597 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.77ct lab-grown cushion diamond

This 1.77ct 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 LG801694420 or 801694420. Listed at 10 retailers as of October 31, 2026, with prices from $1,092 to $6,597, a $5,505 spread on the same certified stone. Do Amore Diamonds lists it at $6,597. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694420
Dimensions8.37 × 6.55 × 4.55 mm
L/W Ratio1.28
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
8.37 mm6.55 mm1.77 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694420
Side View
Table 57.0%Crown 35°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 58.3%

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: $6,597 SGD|Low: $1,092 SGD|High: $8,744 SGD|Avg: $3,459 SGD|-24.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$1,092 SGD
Retailer 9$1,106 SGD
Retailer 6$1,416 SGD
Retailer 10$1,462 SGD
Retailer 4$1,630 SGD
Retailer 11$2,001 SGD
Retailer 8$3,803 SGD
Retailer 2$4,010 SGD
Retailer 3$4,797 SGD
Retailer 5$5,254 SGD
Do Amore Diamonds$6,597 SGD

30 data points across 11 retailers

10 retailers$1,092 SGD to $6,597 SGD

A
Cheapest Retailer
-
$1,092 SGD
$854 USD
A
Retailer 2
-
$1,106 SGD
$865 USD
View
A
Retailer 3
-
$1,416 SGD
$1,108 USD
View
A
Retailer 4
-
$1,462 SGD
$1,144 USD
View
A
Retailer 5
-
$1,630 SGD
€1,214 EUR
View
A
Retailer 6
-
$2,001 SGD
A$2,408 AUD
View
B+
Retailer 7
-
$3,803 SGD
$2,975 USD
View
B+
Retailer 8
-
$4,010 SGD
£2,470 GBP
View
B
Retailer 9
-
$5,254 SGD
$4,110 USD
View
Most Expensive
B
Do Amore Diamonds
27-6E65E0746 · Oct 31
$6,597 SGD
$5,160 USD
View
9 more retailers have this diamond
Prices start from $1,092 SGDSave up to $5,505 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
1.77ct Cushion
$1,092 SGD