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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG620463128

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620463128

Diamond specifications and retailer prices

From $382 SGD
$299 USD
As of October 30, 2026
Save $1,524 SGD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,906 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620463128 or 620463128. Listed at 18 retailers as of October 29, 2026, with prices from $382 to $1,906, a $1,524 spread on the same certified stone. MOH London lists it at $1,906. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620463128
Dimensions6.37 × 6.94 × 4.07 mm
L/W Ratio1.09
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
6.37 mm6.94 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG620463128
Side View
Table 62.0%Crown 37.5°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 58.6%

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: Oct 30
Current: $1,906 SGD|Low: $375 SGD|High: $1,960 SGD|Avg: $959 SGD|-2.6%
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 6$382 SGD
Retailer 2$428 SGD
Retailer 3$442 SGD
Retailer 12$473 SGD
Retailer 17$637 SGD
Retailer 4$671 SGD
Retailer 14$780 SGD
Retailer 5$786 SGD
Retailer 16$813 SGD
Retailer 10$840 SGD
Retailer 13$860 SGD
Retailer 9$1,244 SGD
Retailer 15$1,521 SGD
Retailer 7$1,582 SGD
Retailer 11$1,691 SGD
Retailer 8$1,751 SGD
MOH London$1,906 SGD

36 data points across 17 retailers

18 retailers$382 SGD to $1,906 SGD

A
Cheapest Retailer
-
$382 SGD
$299 USD
A
Retailer 2
-
$428 SGD
$335 USD
View
Final sale: no returns
A
Retailer 3
-
$442 SGD
$346 USD
View
A
Retailer 4
-
$473 SGD
$370 USD
View
A
Retailer 5
-
$483 SGD
$378 USD
View
A
Retailer 6
-
$637 SGD
$498 USD
View
B+
Retailer 7
-
$671 SGD
$525 USD
View
B+
Retailer 8
-
$780 SGD
$610 USD
View
B+
Retailer 9
-
$786 SGD
$615 USD
View
B+
Retailer 10
-
$813 SGD
ZAR 10,276 ZAR
View
B+
Retailer 11
-
$840 SGD
£517 GBP
View
B+
Retailer 12
-
$860 SGD
€641 EUR
View
B
Retailer 13
-
$1,244 SGD
$973 USD
View
B
Retailer 14
-
$1,521 SGD
$1,190 USD
View
B
Retailer 15
-
$1,582 SGD
$1,238 USD
View
B
Retailer 16
-
$1,691 SGD
$1,323 USD
View
B
Retailer 17
-
$1,751 SGD
$1,370 USD
View
Most Expensive
B
MOH London
LG620463128 · Oct 29
$1,906 SGD
£1,174 GBP
View
17 more retailers have this diamond
Prices start from $382 SGDSave up to $1,524 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
1.03ct Heart
$382 SGD