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Heart|Lab Grown|IGI

1.62ct F IF Heart Lab Grown Diamond

ID • F/IF • IGI LG836614231

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836614231

Diamond specifications and retailer prices

From $549 NZD
$309 USD
As of November 2, 2026
Save $3,272 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,821 NZD at Brilliant Earth · As of November 2, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614231 or 836614231. Listed at 22 retailers as of November 2, 2026, with prices from $549 to $3,821, a $3,272 spread on the same certified stone. Brilliant Earth lists it at $3,821. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614231
Dimensions7.42 × 8.06 × 4.67 mm
L/W Ratio1.09
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 mm8.06 mm1.62 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614231
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 57.9%

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 2
Current: $3,821 NZD|Low: $549 NZD|High: $5,705 NZD|Avg: $1,692 NZD|-33.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
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Retailer 11
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Retailer 22
November 2, 2026
Retailer 7$549 NZD
Retailer 9$615 NZD
Retailer 21$638 NZD
Retailer 12$681 NZD
Retailer 14$681 NZD
Retailer 20$705 NZD
Retailer 4$1,031 NZD
Retailer 10$1,109 NZD
Retailer 18$1,148 NZD
Retailer 5$1,148 NZD
Retailer 16$1,175 NZD
Retailer 13$1,213 NZD
Retailer 19$1,588 NZD
Retailer 2$1,701 NZD
Retailer 6$2,030 NZD
Retailer 15$2,191 NZD
Retailer 11$2,263 NZD
Retailer 8$2,274 NZD
Retailer 22$2,412 NZD
Retailer 17$2,731 NZD
Retailer 3$2,993 NZD
Brilliant Earth$3,821 NZD

26 data points across 22 retailers

22 retailers$549 NZD to $3,821 NZD

A
Cheapest Retailer
-
$549 NZD
$309 USD
A
Retailer 2
-
$615 NZD
$346 USD
View
Final sale: no returns
A
Retailer 3
-
$638 NZD
$359 USD
View
A
Retailer 4
-
$681 NZD
$383 USD
View
Retailer 5
-
$681 NZD
$383 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$705 NZD
£312 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$1,031 NZD
$580 USD
View
A
Retailer 8
-
$1,109 NZD
$624 USD
View
A
Retailer 9
-
$1,148 NZD
€615 EUR
View
A
Retailer 10
-
$1,148 NZD
$646 USD
View
A
Retailer 11
-
$1,175 NZD
ZAR 10,682 ZAR
View
A
Retailer 12
-
$1,213 NZD
£537 GBP
View
A
Retailer 13
-
$1,588 NZD
A$1,375 AUD
View
A
Retailer 14
-
$1,701 NZD
$957 USD
View
B+
Retailer 15
-
$2,030 NZD
$1,142 USD
View
B+
Retailer 16
-
$2,191 NZD
$1,233 USD
View
B+
Retailer 17
-
$2,263 NZD
SGD 1,721 SGD
View
B+
Retailer 18
-
$2,274 NZD
$1,279 USD
View
B+
Retailer 19
-
$2,412 NZD
$1,357 USD
View
B+
Retailer 20
-
$2,731 NZD
£1,210 GBP
View
B+
Retailer 21
-
$2,993 NZD
$1,684 USD
View
Most Expensive
B
Brilliant Earth
21729062A · Nov 2
$3,821 NZD
$2,150 USD
View
21 more retailers have this diamond
Prices start from $549 NZDSave up to $3,272 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
1.62ct Heart
$549 NZD