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Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG628401226

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628401226

Diamond specifications and retailer prices

From $293 SGD
$229 USD
As of October 30, 2026
Save $2,520 SGD (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $2,812 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG628401226 or 628401226. Listed at 28 retailers as of October 30, 2026, with prices from $293 to $2,812, a $2,520 spread on the same certified stone. Do Amore Diamonds lists it at $2,812. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401226
Dimensions6.40 × 7.04 × 3.97 mm
L/W Ratio1.10
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
6.40 mm7.04 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401226
Side View
Table 61.0%Crown 38.7°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 56.4%

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: Oct 30
Current: $2,812 SGD|Low: $293 SGD|High: $3,375 SGD|Avg: $1,086 SGD|-16.7%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 15
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Retailer 17
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Retailer 19
November 1, 2026
Retailer 18$293 SGD
Retailer 13$343 SGD
Retailer 8$556 SGD
Retailer 19$569 SGD
Retailer 11$575 SGD
Retailer 5$607 SGD
Retailer 7$662 SGD
Retailer 12$667 SGD
Retailer 16$689 SGD
Retailer 2$764 SGD
Retailer 6$886 SGD
Retailer 17$1,172 SGD
Retailer 10$1,350 SGD
Retailer 14$1,408 SGD
Retailer 9$1,507 SGD
Retailer 15$1,615 SGD
Retailer 4$1,644 SGD
Retailer 3$1,764 SGD
Do Amore Diamonds$2,812 SGD

41 data points across 19 retailers

28 retailers$293 SGD to $2,812 SGD

A
Cheapest Retailer
-
$293 SGD
$229 USD
Retailer 2
-
$293 SGD
$229 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$293 SGD
$229 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$343 SGD
$268 USD
View
Final sale: no returns
Retailer 5
-
$363 SGD
$284 USD
View
Price last confirmed 28 days ago
Retailer 6
-
$363 SGD
$284 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$380 SGD
$297 USD
View
Price last confirmed 31 days ago
Retailer 8
-
$441 SGD
$345 USD
View
Price last confirmed 33 days ago
Retailer 9
-
$465 SGD
$364 USD
View
Price last confirmed 34 days ago
A
Retailer 10
-
$556 SGD
HK$3,400 HKD
View
A
Retailer 11
-
$569 SGD
$445 USD
View
A
Retailer 12
-
$607 SGD
$475 USD
View
A
Retailer 13
-
$662 SGD
$518 USD
View
A
Retailer 14
-
$667 SGD
€497 EUR
View
A
Retailer 15
-
$689 SGD
ZAR 8,706 ZAR
View
B+
Retailer 16
-
$764 SGD
£471 GBP
View
B+
Retailer 17
-
$886 SGD
$693 USD
View
B+
Retailer 18
-
$1,172 SGD
$917 USD
View
Retailer 19
-
$1,289 SGD
$1,008 USD
View
Price last confirmed 21 days ago
B+
Retailer 20
-
$1,289 SGD
$1,008 USD
View
B+
Retailer 21
-
$1,350 SGD
View
B
Retailer 22
-
$1,408 SGD
A$1,694 AUD
View
B
Retailer 23
-
$1,507 SGD
$1,179 USD
View
B+
Retailer 24
-
$1,615 SGD
£995 GBP
View
B+
Retailer 25
-
$1,644 SGD
$1,286 USD
View
Retailer 26
-
$1,672 SGD
$1,308 USD
View
Price last confirmed 31 days ago
B
Retailer 27
-
$1,764 SGD
$1,380 USD
View
Most Expensive
B
Do Amore Diamonds
27-35CA08263 · Oct 31
$2,812 SGD
$2,200 USD
View
27 more retailers have this diamond
Prices start from $293 SGDSave up to $2,520 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
$293 SGD