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Radiant|Lab Grown|IGI

1.55ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG655451354

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG655451354

Diamond specifications and retailer prices

From $912 SGD
As of November 4, 2026
Save $4,902 SGD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $8,102 SGD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant 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 LG655451354 or 655451354. Listed at 26 retailers as of November 4, 2026, with a 537% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655451354
Dimensions8.04 × 5.70 × 3.85 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.70 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655451354
Side View
Table 67.0%Crown 44.4°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 67.5%

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 4
Current: $8,102 SGD|Low: $877 SGD|High: $8,102 SGD|Avg: $2,782 SGD
Do Amore Diamonds
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 5, 2026
Retailer 6$912 SGD
Retailer 7$1,058 SGD
Retailer 16$1,058 SGD
Retailer 14$1,284 SGD
Retailer 10$1,318 SGD
Retailer 8$1,495 SGD
Retailer 9$1,775 SGD
Retailer 11$2,147 SGD
Retailer 15$2,539 SGD
Retailer 3$2,608 SGD
Retailer 13$2,909 SGD
Retailer 4$3,592 SGD
Retailer 5$3,609 SGD
Retailer 2$4,368 SGD
Retailer 12$5,814 SGD
Do Amore Diamonds$8,102 SGD

38 data points across 16 retailers

26 retailers$912 SGD to $5,814 SGD

Retailer 1
-
$912 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$912 SGD
View
Retailer 3
-
$993 SGD
View
Price last confirmed 39 days ago
Retailer 4
-
$1,058 SGD
View
Price last confirmed 33 days ago
Retailer 5
-
$1,058 SGD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,094 SGD
View
Final sale: no returns
A
Retailer 7
-
$1,169 SGD
View
A
Retailer 8
-
$1,252 SGD
View
A
Retailer 9
-
$1,284 SGD
View
A
Retailer 10
-
$1,318 SGD
View
B+
Retailer 11
-
$1,495 SGD
View
B+
Retailer 12
-
$1,775 SGD
View
B+
Retailer 13
-
$2,147 SGD
View
B+
Retailer 14
-
$2,539 SGD
View
B
Retailer 15
-
$2,608 SGD
View
B
Retailer 16
-
$2,909 SGD
View
Retailer 17
-
$3,285 SGD
View
Price last confirmed 36 days ago
B
Retailer 18
-
$3,285 SGD
View
B
Retailer 19
-
$3,592 SGD
View
B
Retailer 20
-
$3,609 SGD
View
B
Retailer 21
-
$3,622 SGD
View
B
Retailer 22
-
$3,978 SGD
View
B
Retailer 23
-
$4,176 SGD
View
B
Retailer 24
-
$4,368 SGD
View
B
Retailer 25
-
$5,814 SGD
View
Most Expensive
Do Amore Diamonds
27-D60FBC30F · Nov 5
$8,102 SGD
$6,340 USD
View
Price under review
25 more retailers have this diamond
Prices start from $912 SGDSave up to $4,902 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 Radiant
$912 SGD