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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 $674 NZD
$380 USD
As of October 30, 2026
Save $4,261 NZD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,935 NZD 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 $674 to $4,935, a $4,261 spread on the same certified stone. Queensmith lists it at $4,935. 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
Colour
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

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: $1,456 NZD|Low: $653 NZD|High: $3,458 NZD|Avg: $1,785 NZD|+2.6%
Retailer 1
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 5$674 NZD
Retailer 7$752 NZD
Retailer 10$763 NZD
Retailer 14$836 NZD
Retailer 3$1,100 NZD
Retailer 8$1,136 NZD
Retailer 16$1,405 NZD
Retailer 1$1,456 NZD
Retailer 9$1,528 NZD
Retailer 4$1,916 NZD
Retailer 15$1,939 NZD
Retailer 13$2,344 NZD
Retailer 2$2,686 NZD
Retailer 11$2,781 NZD
Retailer 6$3,128 NZD
Retailer 12$3,265 NZD

45 data points across 16 retailers

18 retailers$674 NZD to $4,935 NZD

A
Cheapest Retailer
-
$674 NZD
$380 USD
A
Retailer 2
-
$752 NZD
$424 USD
View
Final sale: no returns
A
Retailer 3
-
$763 NZD
$430 USD
View
A
Retailer 4
-
$836 NZD
$471 USD
View
Retailer 5
-
$845 NZD
$476 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$1,100 NZD
$620 USD
View
A
Retailer 7
-
$1,136 NZD
$640 USD
View
A
Retailer 8
-
$1,405 NZD
$792 USD
View
A
Retailer 9
-
$1,456 NZD
ZAR 13,255 ZAR
View
A
Retailer 10
-
$1,528 NZD
£678 GBP
View
A
Retailer 11
-
$1,916 NZD
$1,080 USD
View
A
Retailer 12
-
$1,939 NZD
A$1,681 AUD
View
B+
Retailer 13
-
$2,344 NZD
$1,321 USD
View
B+
Retailer 14
-
$2,686 NZD
$1,514 USD
View
B+
Retailer 15
-
$2,781 NZD
$1,567 USD
View
B+
Retailer 16
-
$3,128 NZD
$1,763 USD
View
B+
Retailer 17
-
$3,265 NZD
£1,449 GBP
View
Most Expensive
B
Queensmith
LG692556212 · Oct 27
$4,935 NZD
£2,190 GBP
View
17 more retailers have this diamond
Prices start from $674 NZDSave up to $4,261 NZD

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
$674 NZD