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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG677520629

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG677520629

Diamond specifications and retailer prices

From $734 SGD
As of November 6, 2026
Save $5,780 SGD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,514 SGD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown marquise diamond

This 1.54ct 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 LG677520629 or 677520629. Listed at 19 retailers as of November 5, 2026, with prices from $734 to $6,514, a $5,780 spread on the same certified stone. Do Amore Diamonds lists it at $6,514. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677520629
Dimensions11.70 × 6.11 × 3.75 mm
L/W Ratio1.91
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
11.70 mm6.11 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677520629
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,514 SGD|Low: $719 SGD|High: $7,332 SGD|Avg: $2,302 SGD|-11.1%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 19
November 6, 2026
Retailer 17$734 SGD
Retailer 6$823 SGD
Retailer 11$938 SGD
Retailer 15$1,054 SGD
Retailer 12$1,056 SGD
Retailer 19$1,069 SGD
Retailer 10$1,151 SGD
Retailer 18$1,401 SGD
Retailer 2$1,556 SGD
Retailer 7$1,708 SGD
Retailer 3$2,258 SGD
Retailer 13$2,372 SGD
Retailer 5$2,553 SGD
Retailer 4$2,643 SGD
Retailer 8$3,391 SGD
Retailer 16$3,513 SGD
Retailer 14$3,948 SGD
Retailer 9$4,492 SGD
Do Amore Diamonds$6,514 SGD

40 data points across 19 retailers

19 retailers$734 SGD to $6,514 SGD

A+
Cheapest Retailer
-
$734 SGD
A
Retailer 2
-
$823 SGD
View
A
Retailer 3
-
$938 SGD
View
Final sale: no returns
A
Retailer 4
-
$1,054 SGD
View
A
Retailer 5
-
$1,056 SGD
View
A
Retailer 6
-
$1,069 SGD
View
A
Retailer 7
-
$1,151 SGD
View
A
Retailer 8
-
$1,401 SGD
View
A
Retailer 9
-
$1,556 SGD
View
A
Retailer 10
-
$1,708 SGD
View
B+
Retailer 11
-
$2,258 SGD
View
B+
Retailer 12
-
$2,372 SGD
View
B+
Retailer 13
-
$2,553 SGD
View
B+
Retailer 14
-
$2,643 SGD
View
Retailer 15
-
$3,391 SGD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$3,513 SGD
View
B+
Retailer 17
-
$3,948 SGD
View
Retailer 18
-
$4,492 SGD
View
Price last confirmed 29 days ago
Most Expensive
B
Do Amore Diamonds
27-873573FCA · Nov 5
$6,514 SGD
$5,100 USD
View
18 more retailers have this diamond
Prices start from $734 SGDSave up to $5,780 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+
1.54ct Marquise
$734 SGD