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Heart|Lab Grown|IGI

1.58ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG754570788

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754570788

Diamond specifications and retailer prices

From $554 NZD
$312 USD
As of October 30, 2026
Save $2,995 NZD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,549 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754570788 or 754570788. Listed at 20 retailers as of October 30, 2026, with prices from $554 to $3,549, a $2,995 spread on the same certified stone. Brilliant Earth lists it at $3,549. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754570788
Dimensions8.22 × 8.22 × 7.00 mm
L/W Ratio1.00
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
8.22 mm8.22 mm1.58 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754570788
Side View
Table 63.0%Crown 36.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 57.2%

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: $3,549 NZD|Low: $516 NZD|High: $4,294 NZD|Avg: $1,445 NZD|-17.4%
Brilliant Earth
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
Retailer 19
October 30, 2026
Retailer 9$516 NZD
Retailer 19$554 NZD
Retailer 10$625 NZD
Retailer 5$656 NZD
Retailer 8$667 NZD
Retailer 11$667 NZD
Retailer 3$830 NZD
Retailer 14$834 NZD
Retailer 13$1,056 NZD
Retailer 2$1,084 NZD
Retailer 17$1,210 NZD
Retailer 18$1,215 NZD
Retailer 12$1,430 NZD
Retailer 16$1,570 NZD
Retailer 7$2,066 NZD
Retailer 6$2,365 NZD
Retailer 15$2,467 NZD
Retailer 4$2,567 NZD
Brilliant Earth$3,549 NZD

45 data points across 19 retailers

20 retailers$554 NZD to $3,549 NZD

Retailer 1
-
$516 NZD
$291 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$554 NZD
$312 USD
View
Final sale: no returns
Retailer 3
-
$625 NZD
$352 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$656 NZD
£291 GBP
View
Price last confirmed 14 days ago
Retailer 5
-
$667 NZD
$376 USD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$830 NZD
$468 USD
View
A
Retailer 7
-
$834 NZD
$470 USD
View
A
Retailer 8
-
$1,056 NZD
ZAR 9,617 ZAR
View
A
Retailer 9
-
$1,084 NZD
£481 GBP
View
B+
Retailer 10
-
$1,210 NZD
$682 USD
View
B+
Retailer 11
-
$1,215 NZD
$685 USD
View
B+
Retailer 12
-
$1,430 NZD
A$1,240 AUD
View
B+
Retailer 13
-
$1,570 NZD
$885 USD
View
B
Retailer 14
-
$2,066 NZD
$1,164 USD
View
Retailer 15
-
$2,143 NZD
$1,208 USD
View
Price last confirmed 30 days ago
B
Retailer 16
-
$2,365 NZD
$1,333 USD
View
B
Retailer 17
-
$2,467 NZD
£1,095 GBP
View
Retailer 18
-
$2,474 NZD
A$2,145 AUD
View
Price last confirmed 94 days ago
B
Retailer 19
-
$2,567 NZD
$1,447 USD
View
Most Expensive
B
Brilliant Earth
18205784A · Oct 30
$3,549 NZD
$2,000 USD
View
19 more retailers have this diamond
Prices start from $554 NZDSave up to $2,995 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
1.58ct Heart
$554 NZD