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Heart|Lab Grown|IGI

1.54ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG692556212

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG692556212

Diamond specifications and retailer prices

From $380 USD
As of October 27, 2026
Save $2,401 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,781 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG692556212 or 692556212. Listed at 18 retailers as of October 27, 2026, with prices from $380 to $2,781, a $2,401 spread on the same certified stone. Queensmith lists it at $2,781. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692556212
Dimensions7.58 × 7.65 × 4.59 mm
L/W Ratio1.01
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
7.58 mm7.65 mm1.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692556212
Side View
Table 58.0%Crown 40.5°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.0%

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 27
Current: $849 USD|Low: $305 USD|High: $1,949 USD|Avg: $998 USD|+0.6%
Retailer 1
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 3$380 USD
Retailer 6$424 USD
Retailer 15$425 USD
Retailer 9$471 USD
Retailer 16$620 USD
Retailer 8$640 USD
Retailer 12$792 USD
Retailer 14$809 USD
Retailer 1$849 USD
Retailer 2$1,080 USD
Retailer 10$1,093 USD
Retailer 7$1,335 USD
Retailer 13$1,514 USD
Retailer 4$1,552 USD
Retailer 5$1,763 USD
Retailer 11$1,849 USD

43 data points across 16 retailers

18 retailers$380 USD to $2,781 USD

A
Cheapest Retailer
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$380 USD
A
Retailer 2
-
$424 USD
View
Final sale: no returns
A
Retailer 3
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$425 USD
View
A
Retailer 4
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$471 USD
View
A
Retailer 5
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$476 USD
View
A
Retailer 6
-
$620 USD
View
A
Retailer 7
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$640 USD
View
A
Retailer 8
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$792 USD
View
A
Retailer 9
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$809 USD
ZAR 13,071 ZAR
View
A
Retailer 10
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$849 USD
£669 GBP
View
A
Retailer 11
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$1,080 USD
View
A
Retailer 12
-
$1,093 USD
A$1,681 AUD
View
B+
Retailer 13
-
$1,335 USD
View
B+
Retailer 14
-
$1,514 USD
View
B+
Retailer 15
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$1,552 USD
View
B+
Retailer 16
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$1,763 USD
View
B+
Retailer 17
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$1,849 USD
£1,456 GBP
View
Most Expensive
B
Queensmith
LG692556212 · Oct 27
$2,781 USD
£2,190 GBP
View
17 more retailers have this diamond
Prices start from $380 USDSave up to $2,401 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
1.54ct Heart
$380 USD