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Heart|Lab Grown|IGI

1.03ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG816674991

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816674991

Diamond specifications and retailer prices

From $410 NZD
$231 USD
As of October 30, 2026
Save $1,882 NZD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,223 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816674991 or 816674991. Listed at 23 retailers as of October 30, 2026, with a 459% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816674991
Dimensions6.98 × 6.16 × 4.11 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.98 mm6.16 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816674991
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 58.9%

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: $705 NZD|Low: $394 NZD|High: $2,276 NZD|Avg: $1,046 NZD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 3$394 NZD
Retailer 4$458 NZD
Retailer 11$509 NZD
Retailer 12$509 NZD
Retailer 1$705 NZD
Retailer 8$964 NZD
Retailer 5$1,068 NZD
Retailer 2$1,105 NZD
Retailer 9$1,231 NZD
Retailer 7$1,366 NZD
Retailer 10$1,639 NZD
Retailer 6$2,260 NZD

40 data points across 12 retailers

23 retailers$410 NZD to $2,292 NZD

Retailer 1
-
$394 NZD
$222 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$410 NZD
$231 USD
View
A
Retailer 3
-
$458 NZD
$258 USD
View
Final sale: no returns
Retailer 4
-
$476 NZD
$268 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$477 NZD
$269 USD
View
Retailer 6
-
$509 NZD
$287 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$509 NZD
$287 USD
View
A
Retailer 8
-
$509 NZD
$287 USD
View
A
Retailer 9
-
$680 NZD
$383 USD
View
B+
Retailer 10
-
$705 NZD
£313 GBP
View
B+
Retailer 11
-
$964 NZD
ZAR 8,779 ZAR
View
B+
Retailer 12
-
$1,068 NZD
£474 GBP
View
B+
Retailer 13
-
$1,105 NZD
A$958 AUD
View
B+
Retailer 14
-
$1,231 NZD
A$1,067 AUD
View
B+
Retailer 15
-
$1,366 NZD
A$1,184 AUD
View
B
Retailer 16
-
$1,639 NZD
$924 USD
View
B
Retailer 17
-
$1,804 NZD
$1,017 USD
View
Retailer 18
-
$1,804 NZD
$1,017 USD
View
Price last confirmed 30 days ago
B
Retailer 19
-
$2,105 NZD
$1,186 USD
View
B
Retailer 20
-
$2,260 NZD
£1,003 GBP
View
B
Retailer 21
-
$2,292 NZD
$1,292 USD
View
Retailer 22
-
$3,939 NZD
$2,220 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-816674991 · Oct 29
$4,223 NZD
$2,380 USD
View
Price under review
22 more retailers have this diamond
Prices start from $410 NZDSave up to $1,882 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
$410 NZD