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Heart|Lab Grown|IGI

1.17ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG818641475

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818641475

Diamond specifications and retailer prices

From $518 NZD
As of November 4, 2026
Save $4,077 NZD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,595 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.17ct lab-grown heart diamond

This 1.17ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818641475 or 818641475. Listed at 10 retailers as of November 4, 2026, with prices from $518 to $4,595, a $4,077 spread on the same certified stone. Do Amore Diamonds lists it at $4,595. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818641475
Dimensions6.35 × 7.60 × 4.21 mm
L/W Ratio1.20
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
6.35 mm7.60 mm1.17 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818641475
Side View
Table 60.0%Crown 31.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 55.4%

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: $4,595 NZD|Low: $518 NZD|High: $6,723 NZD|Avg: $2,434 NZD|-31.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$518 NZD
Retailer 10$600 NZD
Retailer 4$940 NZD
Retailer 11$1,048 NZD
Retailer 8$1,052 NZD
Retailer 7$1,973 NZD
Retailer 9$2,278 NZD
Retailer 2$2,838 NZD
Retailer 5$3,796 NZD
Retailer 3$4,279 NZD
Do Amore Diamonds$4,595 NZD

22 data points across 11 retailers

10 retailers$518 NZD to $4,595 NZD

A
Cheapest Retailer
-
$518 NZD
A
Retailer 2
-
$600 NZD
View
A
Retailer 3
-
$940 NZD
View
A
Retailer 4
-
$1,048 NZD
View
A
Retailer 5
-
$1,052 NZD
View
B
Retailer 6
-
$1,973 NZD
View
B+
Retailer 7
-
$2,278 NZD
View
B
Retailer 8
-
$2,838 NZD
View
B
Retailer 9
-
$3,796 NZD
View
Most Expensive
B
Do Amore Diamonds
27-92DD835F8 · Nov 4
$4,595 NZD
$2,590 USD
View
9 more retailers have this diamond
Prices start from $518 NZDSave up to $4,077 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
1.17ct Heart
$518 NZD