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Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG742528427

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG742528427

Diamond specifications and retailer prices

From $344 SGD
$269 USD
As of October 30, 2026
Save $1,374 SGD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,718 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown heart diamond

This 1.05ct 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 LG742528427 or 742528427. Listed at 19 retailers as of October 29, 2026, with prices from $344 to $1,718, a $1,374 spread on the same certified stone. MOH London lists it at $1,718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742528427
Dimensions6.32 × 6.91 × 4.04 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
6.32 mm6.91 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742528427
Side View
Table 60.0%Crown 40°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 58.5%

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: $1,718 SGD|Low: $330 SGD|High: $1,729 SGD|Avg: $756 SGD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 11$344 SGD
Retailer 4$399 SGD
Retailer 12$427 SGD
Retailer 2$451 SGD
Retailer 3$575 SGD
Retailer 9$626 SGD
Retailer 6$701 SGD
Retailer 8$733 SGD
Retailer 5$818 SGD
Retailer 7$1,038 SGD
Retailer 10$1,310 SGD
MOH London$1,718 SGD

36 data points across 12 retailers

19 retailers$344 SGD to $1,718 SGD

A
Cheapest Retailer
-
$344 SGD
$269 USD
A
Retailer 2
-
$385 SGD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$399 SGD
$312 USD
View
A
Retailer 4
-
$427 SGD
$334 USD
View
A
Retailer 5
-
$427 SGD
$334 USD
View
A
Retailer 6
-
$451 SGD
£278 GBP
View
A
Retailer 7
-
$575 SGD
$450 USD
View
A
Retailer 8
-
$626 SGD
$490 USD
View
A
Retailer 9
-
$701 SGD
€522 EUR
View
A
Retailer 10
-
$733 SGD
ZAR 9,258 ZAR
View
B+
Retailer 11
-
$738 SGD
$577 USD
View
B+
Retailer 12
-
$798 SGD
$624 USD
View
B+
Retailer 13
-
$818 SGD
£504 GBP
View
B+
Retailer 14
-
$1,038 SGD
A$1,249 AUD
View
B
Retailer 15
-
$1,310 SGD
$1,025 USD
View
B
Retailer 16
-
$1,370 SGD
$1,072 USD
View
B
Retailer 17
-
$1,436 SGD
$1,123 USD
View
B
Retailer 18
-
$1,506 SGD
$1,178 USD
View
Most Expensive
B
MOH London
LG742528427 · Oct 29
$1,718 SGD
£1,058 GBP
View
18 more retailers have this diamond
Prices start from $344 SGDSave up to $1,374 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
1.05ct Heart
$344 SGD