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Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG847681133

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847681133

Diamond specifications and retailer prices

From $410 NZD
As of November 4, 2026
Save $2,695 NZD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,105 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847681133 or 847681133. Listed at 18 retailers as of October 31, 2026, with prices from $410 to $3,105, a $2,695 spread on the same certified stone. Brilliant Earth lists it at $3,105. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847681133
Dimensions6.79 × 7.22 × 4.34 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm7.22 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847681133
Side View
Table 57.0%Crown 36.3°Girdle: STK-VTKPavilion 40.8°Culet: NoneDepth 60.1%

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: Nov 4
Current: $949 NZD|Low: $410 NZD|High: $2,123 NZD|Avg: $1,140 NZD|-4.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 13$410 NZD
Retailer 6$459 NZD
Retailer 2$475 NZD
Retailer 5$511 NZD
Retailer 12$578 NZD
Retailer 17$688 NZD
Retailer 3$816 NZD
Retailer 7$896 NZD
Retailer 1$949 NZD
Retailer 4$1,077 NZD
Retailer 8$1,079 NZD
Retailer 14$1,636 NZD
Retailer 16$1,641 NZD
Retailer 15$1,728 NZD
Retailer 10$1,763 NZD
Retailer 9$1,939 NZD
Retailer 11$2,033 NZD

9 data points across 17 retailers

18 retailers$410 NZD to $3,105 NZD

A
Cheapest Retailer
-
$410 NZD
A
Retailer 2
-
$459 NZD
View
Final sale: no returns
A
Retailer 3
-
$475 NZD
View
A
Retailer 4
-
$511 NZD
View
A
Retailer 5
-
$578 NZD
View
A
Retailer 6
-
$688 NZD
View
A
Retailer 7
-
$816 NZD
View
B+
Retailer 8
-
$896 NZD
View
B+
Retailer 9
-
$949 NZD
View
B+
Retailer 10
-
$1,077 NZD
View
B+
Retailer 11
-
$1,079 NZD
View
B+
Retailer 12
-
$1,636 NZD
View
B+
Retailer 13
-
$1,641 NZD
View
B+
Retailer 14
-
$1,728 NZD
View
B+
Retailer 15
-
$1,763 NZD
View
B
Retailer 16
-
$1,939 NZD
View
B
Retailer 17
-
$2,033 NZD
View
Most Expensive
B
Brilliant Earth
22412575A · Oct 31
$3,105 NZD
$1,750 USD
View
17 more retailers have this diamond
Prices start from $410 NZDSave up to $2,695 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
$410 NZD