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Heart|Lab Grown|IGI

1.23ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG821693487

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821693487

Diamond specifications and retailer prices

From $337 NZD
$190 USD
As of October 30, 2026
Save $1,722 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,059 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821693487 or 821693487. Listed at 17 retailers as of October 30, 2026, with prices from $337 to $2,059, a $1,722 spread on the same certified stone. Reve Diamonds lists it at $2,059. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821693487
Dimensions6.25 × 7.55 × 4.40 mm
L/W Ratio1.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.25 mm7.55 mm1.23 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821693487
Side View
Table 58.0%Crown 32.8°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.3%

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: Oct 30
Current: $756 NZD|Low: $374 NZD|High: $2,069 NZD|Avg: $1,016 NZD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 30, 2026
Retailer 3$374 NZD
Retailer 10$390 NZD
Retailer 13$417 NZD
Retailer 6$512 NZD
Retailer 8$716 NZD
Retailer 2$733 NZD
Retailer 1$756 NZD
Retailer 12$857 NZD
Retailer 9$1,017 NZD
Retailer 5$1,341 NZD
Retailer 11$1,345 NZD
Retailer 4$1,436 NZD
Retailer 7$1,960 NZD
Reve Diamonds$2,059 NZD

43 data points across 14 retailers

17 retailers$337 NZD to $2,059 NZD

A
Cheapest Retailer
-
$337 NZD
$190 USD
A
Retailer 2
-
$374 NZD
$211 USD
View
Final sale: no returns
A
Retailer 3
-
$390 NZD
$220 USD
View
Retailer 4
-
$415 NZD
$234 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$417 NZD
$235 USD
View
A
Retailer 6
-
$417 NZD
$235 USD
View
A
Retailer 7
-
$512 NZD
£227 GBP
View
A
Retailer 8
-
$716 NZD
ZAR 6,521 ZAR
View
A
Retailer 9
-
$733 NZD
$413 USD
View
A
Retailer 10
-
$756 NZD
£336 GBP
View
B+
Retailer 11
-
$857 NZD
$483 USD
View
B+
Retailer 12
-
$1,017 NZD
A$882 AUD
View
B+
Retailer 13
-
$1,341 NZD
$756 USD
View
B
Retailer 14
-
$1,345 NZD
$758 USD
View
B
Retailer 15
-
$1,436 NZD
$810 USD
View
B
Retailer 16
-
$1,960 NZD
£870 GBP
View
Most Expensive
B
Reve Diamonds
911E3C310 · Oct 30
$2,059 NZD
$1,160 USD
View
16 more retailers have this diamond
Prices start from $337 NZDSave up to $1,722 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
1.23ct Heart
$337 NZD