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Round|Lab Grown|IGI

1.55ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG451056221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451056221

Diamond specifications and retailer prices

From $1,137 SGD
As of November 5, 2026
Save $5,329 SGD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,466 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451056221 or 451056221. Listed at 13 retailers as of November 5, 2026, with prices from $1,137 to $6,466, a $5,329 spread on the same certified stone. MOH London lists it at $6,466. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056221
Dimensions7.41 × 7.36 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.41 mm7.36 mm1.55 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056221
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
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 5
Current: $6,466 SGD|Low: $1,137 SGD|High: $6,571 SGD|Avg: $2,971 SGD|-1.3%
MOH London
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
November 5, 2026
Retailer 9$1,137 SGD
Retailer 10$1,740 SGD
Retailer 14$1,893 SGD
Retailer 13$1,948 SGD
Retailer 11$2,018 SGD
Retailer 3$2,235 SGD
Retailer 6$2,355 SGD
Retailer 5$2,767 SGD
Retailer 2$2,982 SGD
Retailer 12$3,189 SGD
Retailer 8$3,713 SGD
Retailer 4$3,762 SGD
Retailer 15$3,782 SGD
Retailer 7$4,514 SGD
MOH London$6,466 SGD

28 data points across 15 retailers

13 retailers$1,137 SGD to $6,466 SGD

A
Cheapest Retailer
-
$1,137 SGD
A
Retailer 2
-
$1,740 SGD
View
A
Retailer 3
-
$1,893 SGD
View
B+
Retailer 4
-
$1,948 SGD
View
Final sale: no returns
B+
Retailer 5
-
$2,018 SGD
View
Retailer 6
-
$2,018 SGD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$2,235 SGD
View
B+
Retailer 8
-
$2,982 SGD
View
B
Retailer 9
-
$3,189 SGD
View
B
Retailer 10
-
$3,713 SGD
View
B
Retailer 11
-
$3,762 SGD
View
B
Retailer 12
-
$3,782 SGD
View
Most Expensive
B
MOH London
LG451056221 · Nov 5
$6,466 SGD
£3,986 GBP
View
12 more retailers have this diamond
Prices start from $1,137 SGDSave up to $5,329 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 Round
$1,137 SGD