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Heart|Lab Grown|IGI

1.91ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG595360043

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG595360043

Diamond specifications and retailer prices

From $805 NZD
$452 USD
As of October 30, 2026
Save $8,062 NZD (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,867 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.91ct lab-grown heart diamond

This 1.91ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG595360043 or 595360043. Listed at 21 retailers as of October 28, 2026, with prices from $805 to $8,867, a $8,062 spread on the same certified stone. Brilliant Earth lists it at $8,867. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595360043
Dimensions7.42 × 8.62 × 5.15 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
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 mm8.62 mm1.91 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595360043
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.4°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: Oct 30
Current: $8,867 NZD|Low: $691 NZD|High: $8,867 NZD|Avg: $2,060 NZD
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
October 30, 2026
Retailer 3$691 NZD
Retailer 7$805 NZD
Retailer 5$892 NZD
Retailer 16$892 NZD
Retailer 2$1,017 NZD
Retailer 13$1,186 NZD
Retailer 15$1,353 NZD
Retailer 6$1,485 NZD
Retailer 9$1,628 NZD
Retailer 12$1,692 NZD
Retailer 8$2,170 NZD
Retailer 10$2,294 NZD
Retailer 14$2,503 NZD
Retailer 4$3,340 NZD
Retailer 11$3,636 NZD
Brilliant Earth$8,867 NZD

44 data points across 16 retailers

21 retailers$805 NZD to $8,867 NZD

Retailer 1
-
$691 NZD
$388 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$805 NZD
$452 USD
View
Final sale: no returns
Retailer 3
-
$807 NZD
$453 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$892 NZD
$501 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$1,017 NZD
£450 GBP
View
A
Retailer 6
-
$1,186 NZD
$666 USD
View
A
Retailer 7
-
$1,353 NZD
$760 USD
View
A
Retailer 8
-
$1,485 NZD
$834 USD
View
A
Retailer 9
-
$1,628 NZD
£720 GBP
View
A
Retailer 10
-
$1,692 NZD
ZAR 15,356 ZAR
View
A
Retailer 11
-
$2,170 NZD
$1,219 USD
View
A
Retailer 12
-
$2,220 NZD
$1,247 USD
View
A
Retailer 13
-
$2,294 NZD
A$1,982 AUD
View
A
Retailer 14
-
$2,503 NZD
$1,406 USD
View
Retailer 15
-
$3,166 NZD
$1,778 USD
View
Price last confirmed 29 days ago
B+
Retailer 16
-
$3,269 NZD
$1,836 USD
View
B+
Retailer 17
-
$3,340 NZD
$1,876 USD
View
B+
Retailer 18
-
$3,432 NZD
$1,927 USD
View
B+
Retailer 19
-
$3,636 NZD
£1,608 GBP
View
B
Retailer 20
-
$6,392 NZD
$3,590 USD
View
Most Expensive
B
Brilliant Earth
18517484Y · Oct 28
$8,867 NZD
$4,980 USD
View
20 more retailers have this diamond
Prices start from $805 NZDSave up to $8,062 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
1.91ct Heart
$805 NZD