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 $1,311 USD
As of October 30, 2026
Save $4,859 USD (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,170 USD at Do Amore Diamonds · As of October 30, 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 7 retailers as of October 30, 2026, with prices from $1,311 to $6,170, a $4,859 spread on the same certified stone. Do Amore Diamonds lists it at $6,170. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,170 USD|Low: $726 USD|High: $6,450 USD|Avg: $2,544 USD|-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
October 30, 2026
Retailer 3$726 USD
Retailer 11$782 USD
Retailer 8$1,311 USD
Retailer 5$1,315 USD
Retailer 12$1,615 USD
Retailer 9$1,744 USD
Retailer 7$1,927 USD
Retailer 10$2,012 USD
Retailer 6$3,339 USD
Retailer 4$3,956 USD
Retailer 2$4,230 USD
Do Amore Diamonds$6,170 USD

14 data points across 12 retailers

7 retailers$1,311 USD to $6,170 USD

A
Cheapest Retailer
-
$1,311 USD
A
Retailer 2
-
$1,315 USD
View
B+
Retailer 3
-
$1,927 USD
View
Retailer 4
-
$2,012 USD
ZAR 32,499 ZAR
View
Price last confirmed 48 days ago
B+
Retailer 5
-
$3,339 USD
£2,629 GBP
View
B
Retailer 6
-
$4,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-BB3DDC003 · Oct 30
$6,170 USD
View
6 more retailers have this diamond
Prices start from $1,311 USDSave up to $4,859 USD

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
$1,311 USD