CaratHunter
Plans
Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG847647110

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847647110

Diamond specifications and retailer prices

From $404 NZD
As of November 4, 2026
Save $2,629 NZD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,034 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 LG847647110 or 847647110. Listed at 20 retailers as of October 31, 2026, with prices from $404 to $3,034, a $2,629 spread on the same certified stone. Brilliant Earth lists it at $3,034. 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 angle35°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847647110
Dimensions6.97 × 7.33 × 4.31 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.97 mm7.33 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847647110
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.8%

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: $926 NZD|Low: $404 NZD|High: $2,115 NZD|Avg: $1,171 NZD|-4.0%
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
Retailer 18
Retailer 19
November 5, 2026
Retailer 15$404 NZD
Retailer 17$452 NZD
Retailer 4$468 NZD
Retailer 6$502 NZD
Retailer 14$569 NZD
Retailer 2$678 NZD
Retailer 5$804 NZD
Retailer 8$875 NZD
Retailer 1$926 NZD
Retailer 9$1,068 NZD
Retailer 10$1,075 NZD
Retailer 7$1,235 NZD
Retailer 16$1,609 NZD
Retailer 19$1,616 NZD
Retailer 3$1,620 NZD
Retailer 18$1,701 NZD
Retailer 12$1,731 NZD
Retailer 11$1,939 NZD
Retailer 13$1,999 NZD

13 data points across 19 retailers

20 retailers$404 NZD to $3,034 NZD

A
Cheapest Retailer
-
$404 NZD
A
Retailer 2
-
$452 NZD
View
Final sale: no returns
A
Retailer 3
-
$468 NZD
View
A
Retailer 4
-
$502 NZD
View
A
Retailer 5
-
$569 NZD
View
A
Retailer 6
-
$678 NZD
View
A
Retailer 7
-
$804 NZD
View
B+
Retailer 8
-
$875 NZD
View
B+
Retailer 9
-
$926 NZD
View
B+
Retailer 10
-
$1,068 NZD
View
B+
Retailer 11
-
$1,075 NZD
View
B+
Retailer 12
-
$1,235 NZD
View
B+
Retailer 13
-
$1,609 NZD
View
B+
Retailer 14
-
$1,616 NZD
View
B+
Retailer 15
-
$1,620 NZD
View
B+
Retailer 16
-
$1,701 NZD
View
B+
Retailer 17
-
$1,731 NZD
View
B
Retailer 18
-
$1,939 NZD
View
B+
Retailer 19
-
$1,999 NZD
View
Most Expensive
B
Brilliant Earth
22412350A · Oct 31
$3,034 NZD
$1,710 USD
View
19 more retailers have this diamond
Prices start from $404 NZDSave up to $2,629 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
$404 NZD