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Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG788621662

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG788621662

Diamond specifications and retailer prices

From $667 SGD
$522 USD
As of October 30, 2026
Save $1,120 SGD (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,787 SGD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG788621662 or 788621662. Listed at 4 retailers as of October 30, 2026, with prices from $667 to $1,787, a $1,120 spread on the same certified stone. With Clarity lists it at $1,787. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621662
Dimensions6.67 × 7.02 × 4.08 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.67 mm7.02 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621662
Side View
Table 63.0%Crown 33.7°Girdle: Slightly ThickPavilion 42.4°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $783 SGD|Low: $667 SGD|High: $2,205 SGD|Avg: $1,229 SGD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 29, 2026
Retailer 2$667 SGD
Retailer 1$783 SGD
Retailer 3$840 SGD
Retailer 4$1,133 SGD
With Clarity$1,787 SGD
Retailer 5$2,205 SGD

10 data points across 6 retailers

4 retailers$667 SGD to $1,787 SGD

A
Cheapest Retailer
-
$667 SGD
$522 USD
B+
Retailer 2
-
$783 SGD
€583 EUR
View
B+
Retailer 3
-
$840 SGD
$657 USD
View
Most Expensive
B
With Clarity
788621662 · Oct 31
$1,787 SGD
$1,398 USD
View
3 more retailers have this diamond
Prices start from $667 SGDSave up to $1,120 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
$667 SGD