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Heart|Lab Grown|IGI

1.55ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG510184251

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG510184251

Diamond specifications and retailer prices

From $382 SGD
As of November 6, 2026
Save $1,592 SGD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,974 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG510184251 or 510184251. Listed at 21 retailers as of November 6, 2026, with prices from $382 to $1,974, a $1,592 spread on the same certified stone. Brilliant Earth lists it at $1,974. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510184251
Dimensions8.09 × 7.20 × 4.67 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.09 mm7.20 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510184251
Side View
Table 55.0%Crown 34.5°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 57.7%

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: $1,974 SGD|Low: $367 SGD|High: $2,076 SGD|Avg: $1,092 SGD|-4.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 12$382 SGD
Retailer 13$473 SGD
Retailer 2$550 SGD
Retailer 10$673 SGD
Retailer 5$774 SGD
Retailer 9$815 SGD
Retailer 6$828 SGD
Retailer 8$1,109 SGD
Retailer 11$1,453 SGD
Retailer 4$1,521 SGD
Retailer 3$1,820 SGD
Retailer 7$1,890 SGD
Brilliant Earth$1,974 SGD

38 data points across 13 retailers

21 retailers$382 SGD to $1,974 SGD

A
Cheapest Retailer
-
$382 SGD
A
Retailer 2
-
$427 SGD
View
Final sale: no returns
A
Retailer 3
-
$442 SGD
View
A
Retailer 4
-
$473 SGD
View
Retailer 5
-
$473 SGD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$550 SGD
View
A
Retailer 7
-
$673 SGD
View
A
Retailer 8
-
$720 SGD
View
B+
Retailer 9
-
$774 SGD
View
B+
Retailer 10
-
$807 SGD
View
B+
Retailer 11
-
$815 SGD
View
B+
Retailer 12
-
$828 SGD
View
B+
Retailer 13
-
$1,109 SGD
View
B+
Retailer 14
-
$1,214 SGD
View
B
Retailer 15
-
$1,453 SGD
View
B
Retailer 16
-
$1,521 SGD
View
B
Retailer 17
-
$1,581 SGD
View
B
Retailer 18
-
$1,820 SGD
View
B
Retailer 19
-
$1,890 SGD
View
B
Retailer 20
-
$1,929 SGD
View
Most Expensive
B
Brilliant Earth
17972451A · Nov 6
$1,974 SGD
$1,540 USD
View
20 more retailers have this diamond
Prices start from $382 SGDSave up to $1,592 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 Heart
$382 SGD