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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG669476719

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669476719

Diamond specifications and retailer prices

From $322 USD
As of October 30, 2026
Save $1,282 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,604 USD at MOH London · As of October 26, 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 LG669476719 or 669476719. Listed at 19 retailers as of October 26, 2026, with prices from $322 to $1,604, a $1,282 spread on the same certified stone. MOH London lists it at $1,604. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669476719
Dimensions6.88 × 6.17 × 4.14 mm
L/W Ratio1.12
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
6.88 mm6.17 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669476719
Side View
Table 56.0%Crown 37.5°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 60.2%

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: $1,604 USD|Low: $310 USD|High: $1,622 USD|Avg: $702 USD|+0.1%
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
October 30, 2026
Retailer 3$322 USD
Retailer 6$360 USD
Retailer 12$374 USD
Retailer 13$400 USD
Retailer 14$400 USD
Retailer 2$545 USD
Retailer 10$555 USD
Retailer 5$638 USD
Retailer 9$687 USD
Retailer 7$712 USD
Retailer 8$975 USD
Retailer 11$1,172 USD
Retailer 4$1,285 USD
MOH London$1,604 USD

42 data points across 14 retailers

19 retailers$322 USD to $1,604 USD

A
Cheapest Retailer
-
$322 USD
A
Retailer 2
-
$360 USD
View
Final sale: no returns
A
Retailer 3
-
$374 USD
View
A
Retailer 4
-
$400 USD
View
A
Retailer 5
-
$400 USD
View
A
Retailer 6
-
$448 USD
HK$3,500 HKD
View
A
Retailer 7
-
$545 USD
View
A
Retailer 8
-
$555 USD
View
B+
Retailer 9
-
$623 USD
View
B+
Retailer 10
-
$638 USD
View
B+
Retailer 11
-
$687 USD
ZAR 11,098 ZAR
View
B+
Retailer 12
-
$712 USD
£561 GBP
View
B+
Retailer 13
-
$975 USD
A$1,500 AUD
View
B
Retailer 14
-
$1,066 USD
SGD 1,441 SGD
View
B
Retailer 15
-
$1,172 USD
View
B
Retailer 16
-
$1,285 USD
View
B
Retailer 17
-
$1,330 USD
View
B
Retailer 18
-
$1,584 USD
View
Most Expensive
B
MOH London
LG669476719 · Oct 26
$1,604 USD
£1,263 GBP
View
18 more retailers have this diamond
Prices start from $322 USDSave up to $1,282 USD

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
$322 USD