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Heart|Lab Grown|IGI

1.73ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG534265511

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG534265511

Diamond specifications and retailer prices

From $410 NZD
$231 USD
As of October 30, 2026
Save $3,760 NZD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,170 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG534265511 or 534265511. Listed at 21 retailers as of October 30, 2026, with prices from $410 to $4,170, a $3,760 spread on the same certified stone. Do Amore Diamonds lists it at $4,170. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534265511
Dimensions7.56 × 8.17 × 4.85 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.56 mm8.17 mm1.73 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534265511
Side View
Table 59.5%Crown 39.3°Girdle: THN-STKPavilion 39.4°Culet: NoneDepth 59.4%

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: $3,939 NZD|Low: $397 NZD|High: $3,939 NZD|Avg: $1,296 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 5$410 NZD
Retailer 11$465 NZD
Retailer 19$476 NZD
Retailer 17$509 NZD
Retailer 18$509 NZD
Retailer 16$862 NZD
Retailer 13$913 NZD
Retailer 2$970 NZD
Retailer 12$1,071 NZD
Retailer 3$1,105 NZD
Retailer 15$1,309 NZD
Retailer 6$1,641 NZD
Retailer 10$1,804 NZD
Retailer 8$2,069 NZD
Retailer 4$2,106 NZD
Retailer 7$2,177 NZD
Retailer 14$2,262 NZD
Retailer 9$2,395 NZD
Do Amore Diamonds$3,939 NZD

43 data points across 19 retailers

21 retailers$410 NZD to $4,170 NZD

A
Cheapest Retailer
-
$410 NZD
$231 USD
A
Retailer 2
-
$465 NZD
$262 USD
View
Final sale: no returns
A
Retailer 3
-
$476 NZD
$268 USD
View
A
Retailer 4
-
$509 NZD
$287 USD
View
Retailer 5
-
$509 NZD
$287 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$839 NZD
$473 USD
View
B+
Retailer 7
-
$862 NZD
$486 USD
View
A
Retailer 8
-
$913 NZD
€490 EUR
View
A
Retailer 9
-
$970 NZD
ZAR 8,828 ZAR
View
A
Retailer 10
-
$1,071 NZD
£475 GBP
View
A
Retailer 11
-
$1,105 NZD
$623 USD
View
B+
Retailer 12
-
$1,309 NZD
A$1,135 AUD
View
B
Retailer 13
-
$1,641 NZD
$925 USD
View
B+
Retailer 14
-
$1,804 NZD
$1,017 USD
View
B
Retailer 15
-
$2,069 NZD
$1,166 USD
View
B
Retailer 16
-
$2,106 NZD
$1,187 USD
View
B
Retailer 17
-
$2,177 NZD
SGD 1,658 SGD
View
B
Retailer 18
-
$2,262 NZD
£1,004 GBP
View
B
Retailer 19
-
$2,395 NZD
$1,350 USD
View
B
Retailer 20
-
$3,939 NZD
$2,220 USD
View
Most Expensive
B
Do Amore Diamonds
23-534265511 · Nov 1
$4,170 NZD
$2,350 USD
View
20 more retailers have this diamond
Prices start from $410 NZDSave up to $3,760 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
1.73ct Heart
$410 NZD