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Heart|Lab Grown|IGI

1.03ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG792658328

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792658328

Diamond specifications and retailer prices

From $273 NZD
As of November 4, 2026
Save $969 NZD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,827 NZD at Brilliant Earth · As of October 26, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792658328 or 792658328. Listed at 20 retailers as of November 2, 2026, with a 355% 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792658328
Dimensions6.42 × 6.94 × 4.11 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.94 mm1.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG792658328
Side View
Table 63.0%Crown 38.5°Girdle: THN-STKPavilion 43.6°Culet: NoneDepth 59.2%

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: Nov 4
Current: $1,242 NZD|Low: $273 NZD|High: $1,827 NZD|Avg: $810 NZD|-32.0%
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
November 5, 2026
Retailer 13$273 NZD
Retailer 18$318 NZD
Retailer 19$339 NZD
Retailer 10$385 NZD
Retailer 12$413 NZD
Retailer 3$573 NZD
Retailer 8$578 NZD
Retailer 2$585 NZD
Retailer 6$598 NZD
Retailer 17$617 NZD
Retailer 16$642 NZD
Retailer 11$775 NZD
Retailer 9$883 NZD
Retailer 4$928 NZD
Retailer 14$1,089 NZD
Retailer 5$1,093 NZD
Retailer 15$1,187 NZD
Brilliant Earth$1,242 NZD
Retailer 7$1,600 NZD

32 data points across 19 retailers

20 retailers$273 NZD to $1,242 NZD

A
Cheapest Retailer
-
$273 NZD
A
Retailer 2
-
$318 NZD
View
A
Retailer 3
-
$339 NZD
View
A
Retailer 4
-
$385 NZD
View
A
Retailer 5
-
$413 NZD
View
A
Retailer 6
-
$573 NZD
View
Retailer 7
-
$578 NZD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$585 NZD
View
B+
Retailer 9
-
$598 NZD
View
B+
Retailer 10
-
$617 NZD
View
B+
Retailer 11
-
$642 NZD
View
Retailer 12
-
$775 NZD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$883 NZD
View
B+
Retailer 14
-
$928 NZD
View
B
Retailer 15
-
$1,089 NZD
View
B
Retailer 16
-
$1,093 NZD
View
B
Retailer 17
-
$1,187 NZD
View
B
Retailer 18
-
$1,242 NZD
View
Retailer 19
-
$1,600 NZD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
19713981A · Oct 26
$1,827 NZD
$1,030 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $273 NZDSave up to $969 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
$273 NZD