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Heart|Lab Grown|IGI

1.80ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816616101

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816616101

Diamond specifications and retailer prices

From $2,326 NZD
$1,311 USD
As of November 1, 2026
Save $8,621 NZD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $10,947 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown heart diamond

This 1.8ct 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 LG816616101 or 816616101. Listed at 6 retailers as of November 1, 2026, with prices from $2,326 to $10,947, a $8,621 spread on the same certified stone. Do Amore Diamonds lists it at $10,947. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616101
Dimensions7.19 × 8.36 × 4.99 mm
L/W Ratio1.16
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
7.19 mm8.36 mm1.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616101
Side View
Table 58.0%Crown 36.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 59.7%

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 1
Current: $10,947 NZD|Low: $1,288 NZD|High: $11,444 NZD|Avg: $4,499 NZD|-4.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 3$1,288 NZD
Retailer 11$1,388 NZD
Retailer 8$2,326 NZD
Retailer 6$2,333 NZD
Retailer 12$2,865 NZD
Retailer 9$3,095 NZD
Retailer 7$3,419 NZD
Retailer 10$3,569 NZD
Retailer 2$5,917 NZD
Retailer 4$7,019 NZD
Retailer 5$7,505 NZD
Do Amore Diamonds$10,947 NZD

15 data points across 12 retailers

6 retailers$2,326 NZD to $10,947 NZD

A
Cheapest Retailer
-
$2,326 NZD
$1,311 USD
A
Retailer 2
-
$2,333 NZD
$1,315 USD
View
B+
Retailer 3
-
$3,419 NZD
$1,927 USD
View
B+
Retailer 4
-
$5,917 NZD
£2,626 GBP
View
B
Retailer 5
-
$7,505 NZD
$4,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-BB3DDC003 · Nov 1
$10,947 NZD
$6,170 USD
View
5 more retailers have this diamond
Prices start from $2,326 NZDSave up to $8,621 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
1.80ct Heart
$2,326 NZD