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Heart|Lab Grown|IGI

1.84ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632412

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632412

Diamond specifications and retailer prices

From $1,400 NZD
$789 USD
As of October 30, 2026
Save $7,793 NZD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,193 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.84ct lab-grown heart diamond

This 1.84ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632412 or 840632412. Listed at 20 retailers as of October 30, 2026, with prices from $1,400 to $9,193, a $7,793 spread on the same certified stone. With Clarity lists it at $9,193. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632412
Dimensions7.42 × 8.42 × 4.92 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.42 mm8.42 mm1.84 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632412
Side View
Table 57.0%Crown 37.7°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 58.4%

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: Oct 30
Current: $6,086 NZD|Low: $1,400 NZD|High: $10,486 NZD|Avg: $3,965 NZD|-4.3%
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
With Clarity
November 1, 2026
Retailer 8$1,400 NZD
Retailer 5$1,522 NZD
Retailer 19$1,623 NZD
Retailer 9$1,687 NZD
Retailer 10$1,804 NZD
Retailer 12$1,836 NZD
Retailer 2$1,934 NZD
Retailer 7$2,064 NZD
Retailer 13$2,491 NZD
Retailer 18$2,621 NZD
Retailer 4$2,851 NZD
Retailer 16$2,985 NZD
Retailer 14$3,518 NZD
Retailer 3$4,565 NZD
Retailer 17$5,335 NZD
Retailer 6$5,613 NZD
Retailer 1$6,086 NZD
Retailer 11$6,428 NZD
Retailer 15$7,754 NZD
With Clarity$9,193 NZD

19 data points across 20 retailers

20 retailers$1,400 NZD to $9,193 NZD

A
Cheapest Retailer
-
$1,400 NZD
$789 USD
A
Retailer 2
-
$1,522 NZD
$858 USD
View
A
Retailer 3
-
$1,623 NZD
$915 USD
View
Retailer 4
-
$1,687 NZD
$951 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,804 NZD
$1,017 USD
View
Final sale: no returns
A
Retailer 6
-
$1,836 NZD
£815 GBP
View
A
Retailer 7
-
$1,934 NZD
$1,090 USD
View
A
Retailer 8
-
$2,064 NZD
$1,163 USD
View
A
Retailer 9
-
$2,491 NZD
£1,105 GBP
View
B+
Retailer 10
-
$2,621 NZD
$1,477 USD
View
B+
Retailer 11
-
$2,851 NZD
$1,607 USD
View
B+
Retailer 12
-
$2,985 NZD
ZAR 27,177 ZAR
View
B+
Retailer 13
-
$3,518 NZD
$1,983 USD
View
B+
Retailer 14
-
$4,565 NZD
$2,573 USD
View
B+
Retailer 15
-
$5,335 NZD
$3,007 USD
View
B
Retailer 16
-
$5,613 NZD
$3,164 USD
View
B+
Retailer 17
-
$6,086 NZD
£2,701 GBP
View
B
Retailer 18
-
$6,428 NZD
SGD 4,896 SGD
View
B
Retailer 19
-
$7,754 NZD
$4,370 USD
View
Most Expensive
B
With Clarity
840632412 · Oct 31
$9,193 NZD
$5,181 USD
View
19 more retailers have this diamond
Prices start from $1,400 NZDSave up to $7,793 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
1.84ct Heart
$1,400 NZD