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Heart|Lab Grown|IGI

1.57ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG836614458

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836614458

Diamond specifications and retailer prices

From $1,143 NZD
$644 USD
As of October 30, 2026
Save $4,473 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,615 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown heart diamond

This 1.57ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614458 or 836614458. Listed at 18 retailers as of October 29, 2026, with prices from $1,143 to $5,615, a $4,473 spread on the same certified stone. MOH London lists it at $5,615. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614458
Dimensions6.94 × 7.97 × 4.74 mm
L/W Ratio1.15
Girdle conditionFaceted
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
6.94 mm7.97 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614458
Side View
Table 62.0%Crown 39.6°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 59.5%

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: $5,615 NZD|Low: $1,143 NZD|High: $5,756 NZD|Avg: $2,940 NZD|-0.7%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 5$1,143 NZD
Retailer 16$1,244 NZD
Retailer 7$1,325 NZD
Retailer 8$1,325 NZD
Retailer 12$1,467 NZD
Retailer 15$1,641 NZD
Retailer 3$1,764 NZD
Retailer 2$2,114 NZD
Retailer 4$2,140 NZD
Retailer 6$2,163 NZD
Retailer 11$2,436 NZD
Retailer 17$3,387 NZD
Retailer 9$3,728 NZD
Retailer 18$4,358 NZD
Retailer 10$4,575 NZD
Retailer 14$5,283 NZD
Retailer 13$5,612 NZD
MOH London$5,615 NZD

23 data points across 18 retailers

18 retailers$1,143 NZD to $5,615 NZD

A
Cheapest Retailer
-
$1,143 NZD
$644 USD
A
Retailer 2
-
$1,244 NZD
$701 USD
View
A
Retailer 3
-
$1,325 NZD
$747 USD
View
Retailer 4
-
$1,325 NZD
$747 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,467 NZD
$827 USD
View
Final sale: no returns
A
Retailer 6
-
$1,641 NZD
$925 USD
View
A
Retailer 7
-
$1,764 NZD
$994 USD
View
A
Retailer 8
-
$2,114 NZD
£938 GBP
View
B+
Retailer 9
-
$2,140 NZD
$1,206 USD
View
B+
Retailer 10
-
$2,163 NZD
$1,219 USD
View
B+
Retailer 11
-
$2,436 NZD
ZAR 22,180 ZAR
View
B
Retailer 12
-
$3,387 NZD
$1,909 USD
View
B
Retailer 13
-
$3,728 NZD
$2,101 USD
View
B+
Retailer 14
-
$4,358 NZD
$2,456 USD
View
B
Retailer 15
-
$4,575 NZD
$2,579 USD
View
B
Retailer 16
-
$5,283 NZD
SGD 4,024 SGD
View
B
Retailer 17
-
$5,612 NZD
$3,163 USD
View
Most Expensive
B
MOH London
LG836614458 · Oct 29
$5,615 NZD
£2,492 GBP
View
17 more retailers have this diamond
Prices start from $1,143 NZDSave up to $4,473 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
1.57ct Heart
$1,143 NZD