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Heart|Lab Grown|IGI

1.51ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG808629874

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG808629874

Diamond specifications and retailer prices

From $573 NZD
$323 USD
As of October 30, 2026
Save $4,519 NZD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,092 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct 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 LG808629874 or 808629874. Listed at 17 retailers as of October 30, 2026, with prices from $573 to $5,092, a $4,519 spread on the same certified stone. Do Amore Diamonds lists it at $5,092. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808629874
Dimensions8.04 × 7.11 × 3.00 mm
L/W Ratio1.13
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
8.04 mm7.11 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808629874
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 57.1%

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: $5,092 NZD|Low: $557 NZD|High: $5,145 NZD|Avg: $1,968 NZD|+27.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 15$573 NZD
Retailer 17$664 NZD
Retailer 12$807 NZD
Retailer 14$825 NZD
Retailer 6$917 NZD
Retailer 7$944 NZD
Retailer 8$1,173 NZD
Retailer 10$1,179 NZD
Retailer 16$1,435 NZD
Retailer 5$1,698 NZD
Retailer 13$1,819 NZD
Retailer 19$2,083 NZD
Retailer 11$2,279 NZD
Retailer 3$2,334 NZD
Retailer 18$2,520 NZD
Retailer 2$3,062 NZD
Retailer 4$3,087 NZD
Retailer 9$4,186 NZD
Do Amore Diamonds$5,092 NZD

31 data points across 19 retailers

17 retailers$573 NZD to $5,092 NZD

A
Cheapest Retailer
-
$573 NZD
$323 USD
A
Retailer 2
-
$664 NZD
$374 USD
View
A
Retailer 3
-
$807 NZD
£358 GBP
View
A
Retailer 4
-
$825 NZD
$465 USD
View
A
Retailer 5
-
$917 NZD
$517 USD
View
A
Retailer 6
-
$944 NZD
$532 USD
View
Retailer 7
-
$1,173 NZD
$661 USD
View
Price last confirmed 19 days ago
Retailer 8
-
$1,435 NZD
$809 USD
View
Price last confirmed 11 days ago
A
Retailer 9
-
$1,698 NZD
$957 USD
View
A
Retailer 10
-
$1,819 NZD
A$1,577 AUD
View
B+
Retailer 11
-
$2,083 NZD
$1,174 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$2,334 NZD
CA$1,827 CAD
View
B+
Retailer 13
-
$2,520 NZD
$1,420 USD
View
B+
Retailer 14
-
$3,062 NZD
£1,359 GBP
View
B+
Retailer 15
-
$3,087 NZD
$1,740 USD
View
Retailer 16
-
$4,186 NZD
A$3,630 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
Do Amore Diamonds
27-43E08449F · Nov 2
$5,092 NZD
$2,870 USD
View
16 more retailers have this diamond
Prices start from $573 NZDSave up to $4,519 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
1.51ct Heart
$573 NZD