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Heart|Lab Grown|IGI

1.55ct E IF Heart Lab Grown Diamond

VG • E/IF • IGI LG831688164

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831688164

Diamond specifications and retailer prices

From $426 SGD
$332 USD
As of October 28, 2026
Save $1,501 SGD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,927 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG831688164 or 831688164. Listed at 15 retailers as of October 28, 2026, with prices from $426 to $1,927, a $1,501 spread on the same certified stone. Reve Diamonds lists it at $1,927. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
E
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831688164
Dimensions7.29 × 7.99 × 4.62 mm
L/W Ratio1.10
Girdle conditionFaceted
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
7.29 mm7.99 mm1.55 ctE / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831688164
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $837 SGD|Low: $426 SGD|High: $1,927 SGD|Avg: $1,149 SGD|+1.2%
Retailer 1
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
Reve Diamonds
October 30, 2026
Retailer 13$426 SGD
Retailer 14$486 SGD
Retailer 5$634 SGD
Retailer 11$634 SGD
Retailer 7$775 SGD
Retailer 10$811 SGD
Retailer 1$837 SGD
Retailer 9$1,098 SGD
Retailer 3$1,362 SGD
Retailer 12$1,451 SGD
Retailer 6$1,513 SGD
Retailer 4$1,579 SGD
Retailer 2$1,659 SGD
Retailer 8$1,903 SGD
Reve Diamonds$1,927 SGD

10 data points across 15 retailers

15 retailers$426 SGD to $1,927 SGD

A
Cheapest Retailer
-
$426 SGD
$332 USD
Final sale: no returns
Retailer 2
-
$486 SGD
£299 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
$634 SGD
$495 USD
View
A
Retailer 4
-
$634 SGD
$495 USD
View
A
Retailer 5
-
$775 SGD
€576 EUR
View
A
Retailer 6
-
$811 SGD
ZAR 10,226 ZAR
View
A
Retailer 7
-
$837 SGD
£514 GBP
View
A
Retailer 8
-
$1,098 SGD
A$1,318 AUD
View
B+
Retailer 9
-
$1,362 SGD
$1,063 USD
View
B+
Retailer 10
-
$1,451 SGD
$1,132 USD
View
B+
Retailer 11
-
$1,513 SGD
View
B+
Retailer 12
-
$1,579 SGD
$1,232 USD
View
B+
Retailer 13
-
$1,659 SGD
$1,294 USD
View
B+
Retailer 14
-
$1,903 SGD
£1,169 GBP
View
Most Expensive
B
Reve Diamonds
F266ECD46 · Oct 30
$1,927 SGD
$1,503 USD
View
14 more retailers have this diamond
Prices start from $426 SGDSave up to $1,501 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
$426 SGD