Heart|Lab Grown|IGI

1.03ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG812621329

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812621329

Diamond specifications and retailer prices

From $350 NZD
$197 USD
As of October 30, 2026
Save $1,640 NZD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,058 NZD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812621329 or 812621329. Listed at 20 retailers as of October 30, 2026, with a 469% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621329
Dimensions6.85 × 6.30 × 4.06 mm
L/W Ratio1.09
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
6.85 mm6.30 mm1.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621329
Side View
Table 56.0%Crown 33.9°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 59.3%

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: $2,058 NZD|Low: $350 NZD|High: $2,069 NZD|Avg: $1,011 NZD
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
October 30, 2026
Retailer 15$350 NZD
Retailer 7$421 NZD
Retailer 10$550 NZD
Retailer 13$670 NZD
Retailer 8$676 NZD
Retailer 2$701 NZD
Retailer 12$740 NZD
Retailer 14$813 NZD
Retailer 4$951 NZD
Retailer 3$951 NZD
Retailer 6$1,350 NZD
Retailer 5$1,350 NZD
Retailer 9$1,834 NZD
Retailer 11$1,989 NZD
Brilliant Earth$2,058 NZD

39 data points across 15 retailers

20 retailers$350 NZD to $1,989 NZD

Retailer 1
-
$337 NZD
$190 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$350 NZD
$197 USD
View
Final sale: no returns
Retailer 3
-
$394 NZD
$222 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$415 NZD
$234 USD
View
Price last confirmed 35 days ago
Retailer 5
-
$419 NZD
$236 USD
View
Price last confirmed 27 days ago
Retailer 6
-
$419 NZD
$236 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$550 NZD
$310 USD
View
A
Retailer 8
-
$670 NZD
ZAR 6,099 ZAR
View
A
Retailer 9
-
$676 NZD
€363 EUR
View
A
Retailer 10
-
$701 NZD
£311 GBP
View
B+
Retailer 11
-
$740 NZD
$417 USD
View
B+
Retailer 12
-
$813 NZD
$458 USD
View
B+
Retailer 13
-
$951 NZD
$536 USD
View
B+
Retailer 14
-
$951 NZD
A$825 AUD
View
Retailer 15
-
$1,345 NZD
$758 USD
View
Price last confirmed 26 days ago
B
Retailer 16
-
$1,350 NZD
$761 USD
View
B+
Retailer 17
-
$1,350 NZD
$761 USD
View
B
Retailer 18
-
$1,834 NZD
£814 GBP
View
B
Retailer 19
-
$1,989 NZD
$1,121 USD
View
Most Expensive
Brilliant Earth
20681195A · Oct 22
$2,058 NZD
$1,160 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $350 NZDSave up to $1,640 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
1.03ct Heart
$350 NZD