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Marquise|Lab Grown|IGI

1.55ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG744515375

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744515375

Diamond specifications and retailer prices

From $955 SGD
As of November 6, 2026
Save $5,801 SGD (86%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $6,757 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise 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 LG744515375 or 744515375. Listed at 31 retailers as of November 6, 2026, with prices from $955 to $6,757, a $5,801 spread on the same certified stone. Do Amore Diamonds lists it at $6,757. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515375
Dimensions11.79 × 6.02 × 3.80 mm
L/W Ratio1.96
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
11.79 mm6.02 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515375
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.1%

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 6
Current: $6,757 SGD|Low: $765 SGD|High: $6,795 SGD|Avg: $2,556 SGD|-0.6%
Do Amore Diamonds
Retailer 2
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Retailer 25
November 6, 2026
Retailer 18$765 SGD
Retailer 17$949 SGD
Retailer 2$955 SGD
Retailer 24$1,111 SGD
Retailer 21$1,137 SGD
Retailer 16$1,220 SGD
Retailer 14$1,291 SGD
Retailer 4$1,469 SGD
Retailer 23$1,534 SGD
Retailer 13$1,585 SGD
Retailer 10$1,800 SGD
Retailer 6$2,343 SGD
Retailer 20$2,461 SGD
Retailer 9$2,473 SGD
Retailer 5$2,741 SGD
Retailer 19$3,013 SGD
Retailer 3$3,036 SGD
Retailer 7$3,115 SGD
Retailer 15$3,417 SGD
Retailer 25$3,509 SGD
Retailer 12$3,538 SGD
Retailer 8$3,714 SGD
Retailer 22$4,095 SGD
Retailer 11$4,492 SGD
Do Amore Diamonds$6,757 SGD

33 data points across 25 retailers

31 retailers$955 SGD to $6,757 SGD

Retailer 1
-
$765 SGD
Price last confirmed 29 days ago
Retailer 2
-
$857 SGD
View
Price last confirmed 37 days ago
Retailer 3
-
$932 SGD
View
Price last confirmed 38 days ago
Retailer 4
-
$949 SGD
View
Price last confirmed 29 days ago
Retailer 5
-
$949 SGD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$955 SGD
View
Final sale: no returns
Retailer 7
-
$981 SGD
View
Price last confirmed 38 days ago
A
Retailer 8
-
$1,111 SGD
View
A
Retailer 9
-
$1,137 SGD
View
A
Retailer 10
-
$1,220 SGD
View
A
Retailer 11
-
$1,291 SGD
View
A
Retailer 12
-
$1,469 SGD
View
A
Retailer 13
-
$1,534 SGD
View
A
Retailer 14
-
$1,585 SGD
View
A
Retailer 15
-
$1,800 SGD
View
B+
Retailer 16
-
$2,343 SGD
View
B+
Retailer 17
-
$2,461 SGD
View
B+
Retailer 18
-
$2,473 SGD
View
B+
Retailer 19
-
$2,741 SGD
View
Retailer 20
-
$2,755 SGD
View
Price last confirmed 27 days ago
B+
Retailer 21
-
$3,013 SGD
View
B+
Retailer 22
-
$3,036 SGD
View
Retailer 23
-
$3,086 SGD
View
Price last confirmed 37 days ago
B+
Retailer 24
-
$3,115 SGD
View
Retailer 25
-
$3,417 SGD
View
Price last confirmed 9 days ago
B
Retailer 26
-
$3,509 SGD
View
B+
Retailer 27
-
$3,538 SGD
View
B
Retailer 28
-
$3,714 SGD
View
B+
Retailer 29
-
$4,095 SGD
View
B
Retailer 30
-
$4,492 SGD
View
Most Expensive
B
Do Amore Diamonds
27-4C482EC3F · Nov 6
$6,757 SGD
$5,290 USD
View
30 more retailers have this diamond
Prices start from $955 SGDSave up to $5,801 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
1.55ct Marquise
$955 SGD