Heart|Lab Grown|IGI

1.62ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG842604126

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842604126

Diamond specifications and retailer prices

From $319 USD
As of October 30, 2026
Save $3,531 USD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,850 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.62ct lab-grown heart diamond

This 1.62ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842604126 or 842604126. Listed at 21 retailers as of October 30, 2026, with prices from $319 to $3,850, a $3,531 spread on the same certified stone. Brilliant Earth lists it at $3,850. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842604126
Dimensions7.07 × 8.02 × 4.83 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
7.07 mm8.02 mm1.62 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842604126
Side View
Table 60.0%Crown 39.8°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 60.2%

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: $3,850 USD|Low: $319 USD|High: $4,690 USD|Avg: $1,057 USD|-17.9%
Brilliant Earth
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
Retailer 20
Retailer 21
November 1, 2026
Retailer 5$319 USD
Retailer 11$357 USD
Retailer 18$370 USD
Retailer 3$396 USD
Retailer 20$396 USD
Retailer 4$421 USD
Retailer 6$550 USD
Retailer 12$642 USD
Retailer 9$658 USD
Retailer 17$680 USD
Retailer 13$706 USD
Retailer 16$922 USD
Retailer 15$980 USD
Retailer 21$1,151 USD
Retailer 8$1,272 USD
Retailer 10$1,317 USD
Retailer 14$1,326 USD
Retailer 19$1,403 USD
Retailer 2$1,585 USD
Retailer 7$1,754 USD
Brilliant Earth$3,850 USD

17 data points across 21 retailers

21 retailers$319 USD to $3,850 USD

A
Cheapest Retailer
-
$319 USD
A
Retailer 2
-
$357 USD
View
Final sale: no returns
A
Retailer 3
-
$370 USD
View
A
Retailer 4
-
$396 USD
View
A
Retailer 5
-
$396 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$421 USD
£331 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$550 USD
View
A
Retailer 8
-
$642 USD
View
A
Retailer 9
-
$658 USD
View
A
Retailer 10
-
$680 USD
ZAR 10,981 ZAR
View
A
Retailer 11
-
$706 USD
£556 GBP
View
A
Retailer 12
-
$922 USD
A$1,419 AUD
View
A
Retailer 13
-
$980 USD
View
A
Retailer 14
-
$1,151 USD
View
B+
Retailer 15
-
$1,272 USD
View
B+
Retailer 16
-
$1,317 USD
View
B+
Retailer 17
-
$1,326 USD
SGD 1,792 SGD
View
B+
Retailer 18
-
$1,403 USD
View
B+
Retailer 19
-
$1,585 USD
£1,248 GBP
View
B+
Retailer 20
-
$1,754 USD
View
Most Expensive
B
Brilliant Earth
22132117A · Oct 31
$3,850 USD
View
20 more retailers have this diamond
Prices start from $319 USDSave up to $3,531 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
1.62ct Heart
$319 USD