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Heart|Lab Grown|IGI

5.10ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG628476575

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628476575

Diamond specifications and retailer prices

From $6,034 NZD
$3,401 USD
As of October 30, 2026
Save $35,484 NZD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $41,519 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown heart diamond

This 5.1ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628476575 or 628476575. Listed at 11 retailers as of October 30, 2026, with prices from $6,034 to $41,519, a $35,484 spread on the same certified stone. Do Amore Diamonds lists it at $41,519. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628476575
Dimensions12.33 × 10.49 × 6.88 mm
L/W Ratio1.18
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
12.33 mm10.49 mm5.10 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628476575
Side View
Table 63.0%Crown 38.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 55.8%

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: $41,519 NZD|Low: $6,013 NZD|High: $73,829 NZD|Avg: $16,545 NZD|-1.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$6,034 NZD
Retailer 10$6,565 NZD
Retailer 5$7,976 NZD
Retailer 4$9,654 NZD
Retailer 7$9,654 NZD
Retailer 2$9,661 NZD
Retailer 9$10,862 NZD
Retailer 3$12,019 NZD
Retailer 11$16,196 NZD
Retailer 6$16,637 NZD
Do Amore Diamonds$41,519 NZD

41 data points across 11 retailers

11 retailers$6,034 NZD to $41,519 NZD

A
Cheapest Retailer
-
$6,034 NZD
$3,401 USD
A
Retailer 2
-
$6,565 NZD
$3,700 USD
View
A
Retailer 3
-
$7,976 NZD
£3,539 GBP
View
A
Retailer 4
-
$9,654 NZD
$5,441 USD
View
A
Retailer 5
-
$9,654 NZD
$5,441 USD
View
A
Retailer 6
-
$9,661 NZD
$5,445 USD
View
A
Retailer 7
-
$10,862 NZD
$6,122 USD
View
A
Retailer 8
-
$12,019 NZD
$6,774 USD
View
Final sale: no returns
Retailer 9
-
$16,196 NZD
A$14,043 AUD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$16,637 NZD
£7,383 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-A6396CCA2 · Oct 30
$41,519 NZD
$23,400 USD
View
10 more retailers have this diamond
Prices start from $6,034 NZDSave up to $35,484 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
5.10ct Heart
$6,034 NZD