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Heart|Lab Grown|IGI

1.45ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG681553878

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG681553878

Diamond specifications and retailer prices

From $641 NZD
$361 USD
As of November 1, 2026
Save $2,445 NZD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,086 NZD at Michael Trio · As of November 1, 2026
View at Michael Trio

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681553878 or 681553878. Listed at 15 retailers as of November 1, 2026, with prices from $641 to $3,086, a $2,445 spread on the same certified stone. Michael Trio lists it at $3,086. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681553878
Dimensions7.20 × 7.84 × 4.59 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.20 mm7.84 mm1.45 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681553878
Side View
Table 59.0%Crown 37.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 58.5%

Caratlytics Score

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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: Nov 1
Current: $3,086 NZD|Low: $641 NZD|High: $3,200 NZD|Avg: $1,649 NZD|+20.1%
Michael Trio
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
November 1, 2026
Retailer 14$641 NZD
Retailer 7$891 NZD
Retailer 9$985 NZD
Retailer 3$1,128 NZD
Retailer 13$1,155 NZD
Retailer 11$1,204 NZD
Retailer 8$1,272 NZD
Retailer 5$1,471 NZD
Retailer 6$1,513 NZD
Retailer 10$1,748 NZD
Retailer 12$2,087 NZD
Retailer 2$2,853 NZD
Michael Trio$3,086 NZD
Retailer 4$3,200 NZD

24 data points across 14 retailers

15 retailers$641 NZD to $3,086 NZD

Retailer 1
-
$575 NZD
$324 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$641 NZD
$361 USD
View
Final sale: no returns
Retailer 3
-
$665 NZD
$375 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$703 NZD
$396 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$891 NZD
£396 GBP
View
B+
Retailer 6
-
$985 NZD
$555 USD
View
B+
Retailer 7
-
$1,128 NZD
$636 USD
View
B+
Retailer 8
-
$1,155 NZD
$651 USD
View
Retailer 9
-
$1,204 NZD
ZAR 10,961 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$1,272 NZD
£564 GBP
View
Retailer 11
-
$1,748 NZD
A$1,516 AUD
View
Price last confirmed 7 days ago
B
Retailer 12
-
$2,087 NZD
$1,176 USD
View
Retailer 13
-
$2,289 NZD
$1,290 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
$2,853 NZD
£1,266 GBP
View
Most Expensive
B
Michael Trio
1366617603 · Nov 1
$3,086 NZD
SGD 2,350 SGD
View
14 more retailers have this diamond
Prices start from $641 NZDSave up to $2,445 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
1.45ct Heart
$641 NZD